MarcusBennevall/EtymologyTaggerDataset huggingface dataset:
catechumen
From Middle English cathecumynys pl, from Middle French cathecumin (modern French catéchumène) or Ecclesiastical Latin catēchūmenus, itself a borrowing from Ancient Greek κατηχούμενος (katēkhoúmenos, “being instructed”), present participle passive of κατηχέω (katēkhéō, “sound through, instruct orally, catechise”), from κατά (katá, “down”) + ἠχή (ēkhḗ, “sound”).
chaffer
From Middle English chaffare (“a bargain, a trade”, noun), equivalent to cheap + fare.
speciality
From special + -ity, from Middle French spécialité, from Old French specialte, especialte, from Latin specialitas.
chasuble
From Middle English chesible, from Old French chesible, from Late Latin casubla, an alteration of Latin casula (“little cottage, hooded cloak”), a diminutive of casa (“house”).
flair
From Middle English flayre, from Old French flair (“scent, odour”), from flairier (“to reek, smell”), from Latin flāgrō, dissimilated variation of frāgrō (“emit a sweet smell”, verb). More at fragrant.
dialogic
From Ancient Greek διαλογικός (dialogikós, “related to a dialogue”), from διάλογος (diálogos, “conversation, discourse, dialogue”), equivalent to dialog + -ic.
Fido
From Spanish or Italian fido from Latin fīdus (“faithful”). Popularly claimed to be directly from Latin fīdō (“to trust, rely on”) instead of the Romance intermediary, but this might be folk etymology. The stereotypical dog's name is evidently very old; a newspaper from 1760 cites, "[a] small white Greyhound with a Collar, answers to the Name of Fido."
amniotic
Likely borrowed from French amniotique, from Ancient Greek ἀμνίον (amníon, “vessel for collecting the blood from sacrifices”). Equivalent to amnion + -otic.
weeds
From Old English wǣd, wǣde, from Proto-Germanic *wēdiz (“piece of cloth, garment”).
chordee
From French (chaude-pisse) cordée (“corded (urethral discharge)”), ultimately from Latin chorda, from Ancient Greek χορδή (khordḗ, “entrails, intestines”).
chrism
From Middle English crisme, from Late Old English crisma, from Medieval Latin crisma, from Ecclesiastical Latin chrisma, from Ancient Greek χρῖσμα (khrîsma, “anointing”, “unction”), from χρίω (khríō, “anoint”).
chyle
From French, from Late Latin chȳlus, from Ancient Greek χυλός (khulós, “animal or plant juice”).
cicatrise
From Old French cicatriser (French cicatriser), from Latin cicātrīx (“scar”), equivalent to cicatrix + -ise.
circumvallate
From Latin circumvallare, from circum- + vallum (“rampart”).
clabber
Shortening of bonny clabber, from Irish bainne clábar (“mud, thick milk for churning”) or a Scots Gaelic cognate thereof; the latter is probably related to láib (“dirt, mud, filth”).
clart
From Middle English *clart, found in the verb biclarten (“to cover or smear with dirt”). Cognate with Scots clart, clairt (“to besmear”), Scots clarty (“dirty”). Further origin uncertain.
clonus
Borrowed from Latin clonus, itself a borrowing from Ancient Greek κλόνος (klónos), meaning a "violent, confused motion."
Soto
Borrowed from Japanese 曹洞.
From Indonesian soto, ultimately from Hokkien 牛草肚 (gû-chháu-tō͘).
byssinosis
From Late Latin byssinum (“linen cloth”) via Latin byssus + New Latin -osis.
citadel
From French citadelle, from Italian cittadella, diminutive of città (“city”), from Latin cīvitās.
Gloucester
Inherited from Middle English Glowchestre, from Old English Glēawċeaster, Glēaweċeaster, Glēawanċeaster, from Latin Glēvum + Old English ċeaster. Recorded in the Domesday Book as Glowecestre.
coll
From Middle English collen, from Old French coler, acoler (“accoll, throw arms round neck of”); ultimately from Latin ad + collum (“neck”).
Uncertain. The island name, from Latin Colosus (704 AD), is often associated with an Old Irish *koll or Proto-Brythonic *koll, themselves both from Proto-Celtic *koslos (“hazel”). Derivation from Ancient Greek κολοσσός (kolossós, “giant figure”) has been called "naïve" by Coates (2006).
coloratura
Borrowed from Italian coloratura, from Late Latin colōrātūra, from colōrāre (“to colour”).
vrouw
Borrowed from Dutch vrouw. Doublet of frau, frow, and vrou.
zoon
First adopted by Herbert Spencer in Principles of Biology (see 1864 quotation): from New Latin zōon, from Ancient Greek ζῷον (zōîon, “animal”).
werk
The LGBT slang usage is very recent and in essence an orthographical variant. It is independent from the far older and long-obsolete alternative form which derived directly from Middle English werk (noun) and werken (verb).
florin
From Middle English florin, floren, from Old French florin, from Italian fiorino (“little flower”). Doublet of fiorino and forint.
Georgie
From Middle English Georgie (“Georgia”), from Middle French Georgie, from Medieval Latin Geōrgia.
dak
Borrowed from Hindustani डाक / ڈاک (ḍāk).
doos
Borrowed from Afrikaans doos, from Dutch doos. Doublet of dose.
beest
From Middle English bēst, biest, beost, bist, from Old English bist; equivalent to be + -est. Compare West Frisian bist, German bist.
droog
From Russian друг (drug, “friend”), in which sense it is used in the invented slang Nadsat in Anthony Burgess's dystopian novel A Clockwork Orange (1962).
emaciate
Borrowed from Latin ēmaciātus, perfect passive participle of ēmaciō (“to make lean, to cause to waste away”), from ex- (“out”) + maciēs (“leanness”), from macer (“thin”).
jong
From Tibetan རྫོང (rdzong, “fortress, castle; province, district”).
Borrowed from Afrikaans jong (“male servant; boy”), from Dutch jongen (“young”).
confab
Clipping of confabulation, from Middle English confabulacion (“conversation”), from Latin confābulātiōnem, from cōnfābulārī + -tiōnem (suffix forming nouns relating to actions or their results); see further at etymology 2.
Clipping of confabulate, from Latin cōnfābulārī + English -ate (suffix forming verbs with the sense of acting in the specified manner). Cōnfābulārī is the present active infinitive of cōnfābulor (“to converse; to discuss”), from con- (prefix indicating a bringing together) + fābulor (“to chat, converse, talk; to make up a story”) (from fābula (“discourse, narrative; fable, story”) (ultimately from Proto-Indo-European *bʰeh₂- (“to say, speak”)) + for (“to say, speak, talk”)).
exemption
From Old French exemption, from Latin exemptiō, from eximō, equivalent to exempt + -ion.
agenbite
Learned borrowing from Middle English ayenbite, reflecting Old English agēn (“again, eft, back”).
cingle
From Middle English sengle, from Old French sengle, cengle (Modern French sangle), from Late Latin cingula, from Latin cingulum (“girdle”), from cingere (“to gird”). Doublet of cinch. Compare also Middle English kyngle, kyngll (“girdle, brooch”) from Old Norse kinga (“brooch”).
comitatus
Unadapted borrowing from Latin comitatus, from comes (“companion”). Doublet of county, from Anglo-Norman/Old French.
annulment
Recorded since the 15th century (sense destruction); from Middle English anullement, partly from annullen (from Middle French annuller, from Latin annūllāre, from ad (“to”) + nūllus (“not any, nothing”) + verbal ending -āre) + -ment (“means to”) (from Latin -mentum) and partly from Middle French annullement. By surface analysis, annul + -ment.
contumely
From Old French contumelie, from Latin contumēlia (“insult”), perhaps from com- + tumeō (“swell”).
costive
From Middle French costivé, past participle of costiver (“to constipate”), ultimately from Latin cōnstīpātus (“constipated”). Doublet of constipate.
cromlech
Etymology tree
Proto-Celtic *krumbos
Proto-Brythonic *krum
Middle Welsh crwm
Welsh crom
Proto-Indo-European *pleth₂-?
Proto-Indo-European *pel-?
Proto-Indo-European *pleh₂-der.
Proto-Indo-European *pl̥keh₂der.
Proto-Celtic *ɸlikkā
Proto-Brythonic *llex
Middle Welsh llech
Welsh llech
Welsh cromlechbor.
English cromlech
Borrowed from Welsh cromlech, from crom (the feminine singular form of crwm (“bent, bowed, curved”), ultimately from Proto-Celtic *krumbos (“bent, crooked”) and Proto-Germanic *krumpaz (“bent, crooked, curved”); further etymology uncertain) + llech (“flagstone, slab of stone”) (ultimately from Proto-Celtic *ɸlikkā (“(flat) stone”) and Proto-Indo-European *pleh₂- (“flat”)).
Sense 1 (“stone circle”) is from Breton cromlec'h, krommlec'h probably from Welsh cromlech: see above.
crupper
From Middle English croper, crouper, from Anglo-Norman cruper, cropere, from Old French cropiere, crupiere, from the same Germanic root as croup. Doublet of croupiere.
culverin
From Middle English culveryne, from Old French coulevrine, from couleuvre (“snake”) (or from Latin colubrīnus), ultimately from Latin colubra, coluber (“snake”). Doublet of colubrine.
koken
Borrowed from Japanese 後見(こうけん) (kōken, “a staff in noh and kabuki”).
deel
Borrowed from Mongolian дээл (deel)/ᠳᠡᠪᠡᠯ (debel).
* As a north German surname, Borrowed from North German Deel.
* Also as a north German surname, variant of Diehl, Diel.
* As an English surname, variant of Deal, itself a variant of Dale and also named after Deal in Kent.
lay a finger on
From Middle English fynger on (hem) to leyn (“touch (someone) with hostile intent”).
well-thewed
From Middle English wel-thewed, wel thewed, equivalent to well + thewed.
impoverish
From Middle English empoverishen, impoverishen, empoverischen, enpoverisshen, Anglo-Norman empoveriss-, from Old French empoverir, from em- + povre, from Latin pauper (“poor”) (English poor).
impoverishment
From Anglo-Norman empoverissement, from the Old French verb empoverir. By surface analysis, impoverish + -ment.
curvet
From Italian corvetta, diminutive of corva, an early form of curva (“curve”), from Latin curva, feminine of curvus (“bent, curved”).
idleness
From Middle English ydelnesse, from Old English īdelnes, from Proto-West Germanic *īdalnassī, equivalent to idle + -ness. Cognate with Old Frisian īdelnisse (“idelness”), obsolete Dutch ijdelnis, Old Saxon īdalnussi (“idleness, vanity”), Old High German ītalnissa (“idleness, vanity, emptiness”).
dagga
Borrowed from Afrikaans dagga, from Khoekhoe daxab.
From Shona dhaka.
debouch
From French déboucher (de + bouche (“mouth”)), modelled on Italian sboccare.
superstitious
From Old French superstitieux, from Latin superstitiōsus, from superstitio + -ōsus.
meagre
From Middle French maigre.
From Middle English megre, borrowed from Anglo-Norman megre, Old French maigre, from Latin macer, macrum, from Proto-Indo-European *mh₂ḱrós. Cognate with Old English mæġer (“meagre, lean”), Dutch mager (“lean”), German mager (“lean”), Icelandic magur (“lean”).
overgarment
Inherited from Middle English overgarment; equivalent to over- + garment.
reversion
Borrowed into late Middle English from Old French reversion (modern réversion), from Latin reversio, from revertō. By surface analysis, revert + -sion.
oud
From Arabic عُود (ʕūd). Doublet of lute.
kast
From Dutch kast, from Middle Dutch caste (“chest”), from Old Dutch *casto (“chest, reservoir”), from Proto-West Germanic *kastō.
* As a German surname, from Kast, a spelling variant of Karst, the dropping of the r being common in northern dialects, from the noun Karst (“hoe, mattock”).
* As an Alemannic German surname, from the medieval personal name Arbogast.
* See also the etymology at Gast.
kist
Possibly borrowed from Old Norse kista (“chest”); but see also English cist (“crypt”). Doublet of cesta, chest, and kesh
Borrowed from Hindustani قِسْط (qisṭ, “installment”) / क़िस्त (qist), from Arabic قِسْط (qisṭ, literally “quota”).
From the root of Georgian ქისტები (kisṭebi, “Ingush”).
From the German surname, named after the town Kist in Würzburg. Also a Westphalian German Low German spelling variant of Kirst.
maat
From Afrikaans maat (“mate, buddy”). Doublet of mate.
Learned borrowing from Egyptian mꜣꜥt (“truth, righteousness, justice”).
Borrowed from Egyptian mꜣꜥt, U2:mAa-a:t-H6-B1
strut
The verb is derived from Middle English strouten, struten (“to bulge, swell; to protrude, stick out; to bluster, threaten; to object forcefully; to create a disturbance; to fight; to display one's clothes in a proud or vain manner”) [and other forms], from Old English strūtian (“to project out; stand out stiffly; to exert oneself, struggle”), from Proto-Germanic *strūtōną, *strūtijaną (“to be puffed up, swell”), from Proto-Indo-European *streudʰ- (“rigid, stiff”), from *(s)ter- (“firm; strong; rigid, stiff”).
The English word is cognate with Danish strutte (“to bulge, bristle”), Low German strutt (“stiff”), Middle High German striuzen (“to bristle; to ruffle”) (modern German strotzen (“to bristle up”), sträußen (obsolete, except in Alemannic)); and compare Gothic 𐌸𐍂𐌿𐍄𐍃𐍆𐌹𐌻𐌻 (þrutsfill, “leprosy”), Old Norse þrútinn (“swollen”).
The noun is derived from the verb. Noun sense 2 (“instrument for adjusting the pleats of a ruff”) appears to be due to a misreading of a 16th-century work which used the word stroout (strouted (“caused (something) to bulge, protrude, or swell; strutted”)).
The origin of sense 1 of the noun (“beam or rod providing support”) is unknown; it is probably ultimately from Proto-Germanic *strūtōną, *strūtijaną (“to be puffed up, swell”): see further at etymology 1. The English word is cognate with Icelandic strútur (“hood jutting out like a horn”), Low German strutt (“rigid, stiff”), Norwegian strut (“nozzle, spout”), Swedish strut (“paper cornet”).
The verb is derived from sense 1 of the noun.
Sense 2 of the noun (“act of strutting”) is derived from the verb: see above.
digestive
From Old French digestif, from Late Latin dīgestīvus. Doublet of digestif.
satyriasis
Borrowed from Late Latin satyriasis, from Ancient Greek σατυρίασις (saturíasis).
truant
The adjective and noun are derived from Middle English truant, truand, truaund (“(adjective) idle; tending to vagrancy (uncertain; may be a use of the noun); (noun) beggar; mendicant friar; vagrant, wanderer; worthless person, rogue, scoundrel; one who is absent without leave, truant; one who shirks duties”), from Old French truant, truand (“(adjective) beggarly; roguish; (noun) a beggar, vagabond; a rogue”) (modern French truand), probably of Celtic origin, possibly from Gaulish *trugan, or from Breton truan (“wretched”), from Proto-Celtic *térh₁-tro-m, ultimately from Proto-Indo-European *terh₁- (“to drill, pierce; to rub; to turn”).
Cognates
* Breton truc (“beggar”)
* Irish trogán, trogha (“destitute”)
* Middle Dutch trawant, trouwant, truwant
* Occitan truan
* Portuguese truão
* Scottish Gaelic trudanach (“vagabond”), truaghan (“wretched”)
* Spanish truhan
* Welsh tru, truan (“wretched”)
Inherited from Middle English truaunten (“to obtain alms fraudulently; to behave like a rogue or scoundrel; to neglect a duty; to be idle or lazy”), and then partly:
* from Old French truander (modern French truander (“to cheat, to con”)), from truand (noun) (see etymology 1) + -er (suffix forming infinitives of first-conjugation verbs); and
* from Middle English truaunt (noun) (see etymology 1) + -en (suffix forming infinitives of verbs).
swimmer
From Middle English swimmere, equivalent to swim + -er. The dumplings are so called because they are often served in stew.
regimen
From Middle English regimen, from Middle French regimen and its etymon, Latin regimen (“guidance, direction, government, rule”). Doublet of regime.
Dacia
Borrowed from Latin Dacia, from Ancient Greek Δάοι (Dáoi), Δάκοι (Dákoi).
margarine
Borrowed from French margarine, from acide margarique (“margaric acid”), from Ancient Greek μάργαρον (márgaron, “pearl”), in allusion to its pearly lustre, with the suffix -ine, influenced by glycérine (“glycerine”). French chemist Michel Eugène Chevreul named margaric acid after its pearl-like crystallization.
decoction
From Old French decoccion, decoction, from Latin decoctiō, from decoquō (“to boil down”), from de- + coquō (“to cook”).
desipience
From Latin desipientia, from desipere (“to be foolish”).
dessiatina
From Russian десяти́на (desjatína, “tenth, tithe”).
dhikr
Borrowed from Arabic ذِكْر (ḏikr).
diapason
Borrowed from Latin diapason, from Ancient Greek διαπασῶν (diapasôn), that is διά (diá, “through”) + πασῶν (pasôn, “all”) (χορδῶν (khordôn, “notes”)), “through all (notes)”.
diastasis
From New Latin diastasis, from Ancient Greek διάστασις (diástasis, “separation, standing aloof”), from δια- (dia-) + στάσις (stásis, “standing”). Compare diastema.
disembogue
From Spanish desembocar, from des- + embocar (“run into a creek or strait”), from boca (“mouth”).
divaricate
The verb is first attested in 1623, the adjective in 1788; borrowed from Latin dīvāricātus, perfect passive participle of dīvāricō (see -ate (verb-forming suffix) and -ate (adjective-forming suffix)), from dis- + vāricō (“to straddle, to stretch (the legs) apart”), from vāricus (“straddling”).
pannus
Borrowed from Latin pannus (“cloth”). Doublet of pagne and pane.
doucet
From Middle English doucet, from Old French doucet, diminutive of dous (“sweet”). Doublet of dulcet and dolcetto.
From French Doucet.
doxy
Perhaps from Middle Dutch *doketje, diminutive of Middle Dutch docke (“a doll”), from Proto-Germanic *dokko (“something round”), related to *dukkǭ (“muscle, strength”). Cognate with Low German dokke (“doll”), Saterland Frisian dok, dokke (“a doll”), Swedish docka (“doll, puppet”).
droshky
Borrowed from Russian дро́жки (dróžki), plural diminutive of дро́ги (drógi, “wagon, hearse”), plural of дрога́ (drogá, “centre pole of a carriage”).
dunam
From Hebrew דּוּנָם (dúnam) or Arabic دُونُم (dūnum), from Turkish dönüm, from dönmek (“to turn”). A probable calque of Byzantine Greek στρέμμα (strémma, “stremma”, literally “that which is turned”).
dup
From Middle English don up (“to open”), equivalent to a blend of do + up. Compare don, doff, dout, dub.
durzi
From Hindustani درزی / दर्ज़ी (darzī, “tailor”), from Persian درزی (darzi, “tailor”).
dwale
From Middle English dwale (“stupor; deception; delusion, evil”), from Old English dwala, dwola (“error, heresy; doubt; madman, deceiver, heretic”) and Old Norse dvala (“sleep, stupor”).
From Middle English dwalen, from Old English dwalian, from Proto-Germanic *dwalōną, from Proto-Indo-European *dʰwelH- (“to make turbid”).
dwimmer
From Middle English dwimmer, from Old English ġedwimor, dwimor (“illusion, delusion, sleight, magic”).
moody
From Middle English mody, modi, from Old English mōdiġ (“brave”), from Proto-Germanic *mōdagaz (“courageous”). By surface analysis, mood + -y.
demi
From Middle English demi, from Anglo-Norman demi, from Latin dimidius. Literally, “half”.
pretense
Borrowed from Middle French pretensse, from Late Latin praetēnsus, past participle of Latin praetendō (“to pretend”), from prae- (“before”) + tendō (“to stretch”); see pretend.
eidetic
From German eidetisch, from Ancient Greek εἰδητικός (eidētikós), from εἶδος (eîdos, “form”).
ejido
Borrowed from Mexican Spanish ejido, from Latin exitus (“departure”), an early borrowing from Latin. Doublet of exit and exitus.
portfolio
From Italian portafoglio; cognate with French portefeuille (“folder, wallet”), from Latin portāre (“to carry”) and folium (“sheet”). The meaning "collection of responsibilities" came by extension in the 1930s.
kif
From Moroccan Arabic كيف (kīf, “opiate”), from Arabic كَيْف (kayf, “joy”).
pimpernel
From Anglo-Norman pimpernele et al., Middle French pimpinelle (“burnet saxifrage”) et al., from Medieval Latin pimpinella, pipinella, most likely from piper (“pepper”) because its fruit resembled peppercorns, although variants may suggest other derivations, bipinnella the bipennis (“two-winged”).
Chimaera
As a mythological beast, a variant of earlier Chimera under influence from Latin Chimaera. As a placename, directly from Latin Chimaera.
A variant of chimera under influence from Latin Chimaera.
concierge
Borrowed from French concierge (“caretaker; doorkeeper; lodge-keeper of a château”), from Old French conciarge, consierge, consirge, from Medieval Latin consergius; further etymology uncertain, probably from Vulgar Latin *cōnservius, from Latin cōnservus (“fellow servant; fellow slave”), from con- (prefix denoting a being or bringing together of several objects) (ultimately from Proto-Indo-European *ḱóm (“beside, by; near; with”)) + servus (“servant; slave”) (possibly ultimately from Proto-Indo-European *ser- (“to guard; to take care of”) + *-wós (suffix forming adjectives from verb stems)).
ashame
From Old English āsċamian, from ā- + sċamian (“feel shame”), from Proto-Germanic *skamēnan, from *skamō (“shame, humiliation”).
arabesque
Borrowed from French arabesque, from Italian arabesco, from arabo (“Arab”). By surface analysis, Arab + -esque.
serval
From French serval, from Portuguese (lobo) cerval (“Iberian lynx”), from Latin lupus cervārius (literally “stag wolf”), i.e. "wolf that hunts stags", from cervus (“deer, stag”).
manul
Borrowed from Russian ману́л (manúl), from Mongolian мануул (manuul)/ᠮᠠᠨᠤᠤᠯ (manuul).
margay
From Old Tupi marakaîá via Spanish margay, Portuguese maracajá.
jaguarundi
Borrowed from Portuguese jaguarundi, from Old Tupi yawaundí.
languor
The noun is derived from Middle English langore, langour (“disease, illness; misery, sadness; suffering; condition or event causing sadness, suffering, etc.; unwholesomeness; idleness, inertia; depression, self-disgust; expression of grief”) [and other forms], from Middle French languer, langueur, langour, and Anglo-Norman langor, langour, langur, Old French langueur, languour (“disease, illness; suffering; emotional fatigue, sadness; listlessness; stagnation”) (modern French langueur (“languor”)), and from their etymon Latin languor (“faintness, feebleness; languor; apathy”), from languēre, the present active infinitive of langueō (“to feel faint or weak; (figurative) to be idle, inactive; to be listless”), ultimately from Proto-Indo-European *(s)leg-, *(s)leh₁g-. The English word is cognate with Catalan llangor, Italian languore (“faintness, weakness; languor”), langore (obsolete), Old Occitan langor (modern Occitan langor), Portuguese langor, languor (obsolete), Spanish langor.
The verb is derived from Middle English langouren (“to be ill; to languish, suffer; to cause to suffer”) [and other forms], from Anglo-Norman langurer and Middle French langorer, langorir, langourer (“to languish; to be languorous”), from Old French languerer, from langueur (“disease, illness; suffering; emotional fatigue, sadness; listlessness; stagnation”); see further at etymology 1 above. Later uses of the verb have been influenced by the noun.
ventricular
From New Latin *ventricularis, from ventriculus (“belly, stomach, ventricle”), diminutive of venter (“belly, stomach, womb”). Equivalent to ventricle + -ar; See ventricle.
odoriferous
From Latin. By surface analysis, odor + -i- (“bearing, carrying”) + -ferous.
osakate
Borrowed from Japanese 大逆手, literally backward twisting overarm throw.
aithochrous
From Ancient Greek αἰθός (aithós, “reddish brown”) + χρώς (khrṓs, “color”).
oshidashi
Borrowed from Japanese 押し出し, literally "frontal push out".
oshitaoshi
Borrowed from Japanese 押し倒し, meaning frontal push down.
leper
From Middle English lepre, leprosy, from Old French [Term?], from Latin leprae, lepra, from Ancient Greek λέπρα (lépra).
walt
From Middle English walten, from Old English wæltan, weltan, wieltan, wyltan, wiltan, from Proto-West Germanic *waltijan, from Proto-Germanic *waltijaną (“to roll; roll about”), from Proto-Indo-European *wel- (“to turn; wind; twist”). Cognate with German wälzen (“to wallow; roll”), Danish vælte (“to tumble; overthrow”), Swedish välta (“to roll; tumble over; overthrow”). Related to waltz.
From Middle English *walt, from Old English *wealt (attested in unwealt (“not given to roll; steady”), sinwealt (“circular, eternally rolling”)), from Proto-Germanic *waltaz (“changing; unstable”), from Proto-Indo-European *wel- (“to turn; wind; twist”).
dizziness
From Middle English disynes, duysenes, from Old English dysiġnes (“dizziness, folly, foolishness, blasphemy”), equivalent to dizzy + -ness.
parturition
From Latin parturitiō (“parturition”), from parturiō, from pariō (“to give birth”).
ectoparasite
From ecto- (from Ancient Greek ἐκτός (ektós, “outside”)) + parasite.
elytron
Learned borrowing from Ancient Greek ἔλυτρον (élutron, “sheath”).
zygodactylous
From zygo- + Ancient Greek δάκτυλος (dáktulos, “finger”).
hydrocephalus
Borrowed from Ancient Greek ὑδροκέφαλον (hudroképhalon).