# teach
## English
### Pronunciation

* IPA: /tiːt͡ʃ/
* Audio (US):(file)
* Rhymes: -iːtʃ

### Etymology 1

From Middle English techen, from Old English tǣċan (“to show, declare, demonstrate; teach, instruct, train; assign, prescribe, direct; warn; persuade”), from Proto-West Germanic *taikijan, from Proto-Germanic *taikijaną (“to show”), from Proto-Indo-European *deyḱ- (“to show”).
Cognate with Scots tech, teich (“to teach”), German zeigen (“to show, point out”), zeihen (“accuse, blame”), Gothic 𐌲𐌰𐍄𐌴𐌹𐌷𐌰𐌽 (gateihan, “to announce, declare, tell, show, display”), Latin dīcō (“speak, say, tell”), Ancient Greek δείκνυμι (deíknumi, “show, point out, explain, teach”), Sanskrit दिशति (diśati, “to point out, show, tell, teach”). More at token.

#### Verb

teach (third-person singular simple present teaches, present participle teaching, simple past and past participle taught)
* (ditransitive) To pass on knowledge to.
    Synonyms: educate, instruct
    Can you teach me to sew?  Can you teach sewing to me?
* (intransitive, stative) To pass on knowledge generally, especially as one's profession; to act as a teacher.
    Antonym: learn
    She used to teach at university.
* (ditransitive) To cause (someone) to learn or understand (something).
** 1897 December (indicated as 1898), Winston Churchill, chapter VIII, in The Celebrity: An Episode, New York, N.Y.: The Macmillan Company; London: Macmillan & Co., Ltd., →OCLC:The humor of my proposition appealed more strongly to Miss Trevor than I had looked for, and from that time forward she became her old self again; […]. Now she had come to look upon the matter in its true proportions, and her anticipation of a possible chance of teaching him a lesson was a pleasure to behold.
** 2013 September-October, Rob Dorit, “Making Life from Scratch”, in American Scientist:Deep Blue taught us a great deal about the power of the human mind precisely because it could not reproduce the intuitive and logical leaps of Kasparov’s mind. A truly synthetic cell, built from scratch or even from preexisting components, will be a cell without ancestry, and it, too, will teach us a great deal about the underlying complexities of life without actually reproducing them.
* (ditransitive) To cause to know the disagreeable consequences of some action.
    I'll teach you to make fun of me!
* (obsolete, transitive) To show (someone) the way; to guide, conduct; to point, indicate.
    ‘The bliss is there’, mumbled the old man and taught to Heaven.
** c1450, Mandeville's Travelsː
    Blessed God of might (the) most.. teach us the right way unto that bliss that lasteth aye.
** c1460, Cursor Mundiː
    Till thy sweet sun uprose, thou keptest all our lay, how we should keep our belief there taught'st thou us the way.
** 1485, Sir Thomas Malory, chapter V, in Le Morte Darthur, book VI:So thus within a whyle as they thus talked the nyghte passed / and the daye shone / and thenne syre launcelot armed hym / and took his hors / and they taught hym to the Abbaye and thyder he rode within the space of two owrys(please add an English translation of this quotation)

##### Conjugation

$^†$ Archaic or obsolete.

##### Derived terms

* co-teach
* don't teach your grandmother how to milk ducks
* don't teach your grandmother to steal sheep
* don't try to teach grandma how to suck eggs
* forteach
* give a man a fish and you feed him for a day; teach a man to fish and you feed him for a lifetime
* home teach
* pre-teach
* reteach
* teachable
* teach away
* teacher
* teacherly
* teach grandma how to suck eggs
* teach-in
* teaching
* teach out
* teach school
* teach someone a lesson
* teach someone who's the boss
* teach the controversy
* teach to read and write
* teach to the test
* teach who's boss
* teach who's the boss
* that'll teach someone
* unteachable
* you can't teach an old dog new tricks

##### Translations
#### References

* The Middle English Dictionary
* NED

### Etymology 2

Clipping of teacher.

#### Noun

teach (plural teaches)
* (informal, usually as a term of address) teacher

### Anagrams

* 'tache, Tache, Taché, Tâche, chate, cheat, he-cat, tache, theca

## Irish
### Alternative forms

* tigh (dative, has replaced the nominative in Munster Irish)
* toigh (Ulster, dative, has replaced the nominative in East Ulster)

### Etymology

From Old Irish tech, from Proto-Celtic *tegos, from Proto-Indo-European *(s)tég-os (“cover, roof”). Cognate with English thatch.

### Pronunciation

* IPA: /tʲax/
* (Cois Fharraige) IPA: /tʲæːx/

### Noun

teach m (genitive singular tí, nominative plural tithe)
* house

#### Declension

bare forms
singular
plural
nominative
teach
tithe
vocative
a theach
a thithe
genitive
tí
tithe
dative
teach tigh (in certain phrases)
tithe
forms with the definite article
singular
plural
nominative
an teach
na tithe
genitive
an tí
na dtithe
dative
leis an teach don teach
leis na tithe :
* Alternative genitive singular: tighe, toighe
* Alternative dative singular: toigh
* Alternative plural: tithí (Ulster), titheachaí (Connemara)

#### Derived terms

* bean tí (“housewife”)
* buachaill tí (“house-leek”)
* cailín tí (“housemaid”)
* cruinnteach (“rotunda”)
* proinnteach (“dining-hall, refectory”)
* teach agus talamh (“(property in) house and land”)
* teach allais (“sweat-house”)
* teach báicéireachta (“bakery”)
* teach bainise (“wedding-house”)
* teach bainne (“dairy”)
* teach beag (“latrine, privy”)
* teach beorach (“alehouse”)
* teach bia (“cook-shop”)
* teach búistéara (“butchery”)
* teach caife (“coffee-house”)
* teach cairte (“cart-house, cart-shed”)
* teach cathrach (“town-house”)
* teach ceann slinne (“slated house”)
* teach ceann tuí (“thatched house”)
* teach cearc (“fowl-house”)
* teach ceoldráma (“opera-house”)
* teach coirí (“boiler-house”)
* teach cóiste (“coach-house”)
* teach coiteora (“labourer's cottage”)
* teach coscartha (“abattoir”)
* teach cuartaíochta (“house frequented by visitors”)
* teach Dé (“church; heaven”)
* teach deice (“deck-house”)
* teach dídine (“alms-house, asylum”)
* teach droichid (“bridge-house”)
* teach gealt (“bedlam”)
* teach geata (“gatehouse”)
* teach gloine (“glass-house, greenhouse”)
* teach itheacháin (“restaurant”)
* teach leanna (“ale-house, bar, beer-house”)
* teach lóistín (“boarding house”)
* teach moncaí (“monkey-house”)
* teach mór (“mansion; main building; mental hospital”)
* teach na mbocht (“alms-house”)
* teach níocháin (“laundry(-works)”)
* teach óil
* teach ósta (“inn; tavern, pub”)
* teach parlaiminte (“house of parliament”)
* teach pictiúr (“cinema”)
* teach pobail (“church, chapel”)
* teach siopa (“business house, shop”)
* teach solais (“lighthouse”)
* teach spéire (“skyscraper”)
* teach sraithe (“toll-house”)
* teach stiúrach (“wheel-house”)
* teach tábhairne (“tavern, pub”)
* teach tábhairne (“public house”)
* teach talún (“underground chamber”)
* teach te (“hothouse”)
* teach tíre
* teach tráchtála (“business”)
* teach tuaithe (“country-house”)
* teachín (“small house, cottage”)

### Mutation

Note: Certain mutated forms of some words can never occur in standard Modern Irish. All possible mutated forms are displayed for convenience.

### References

* ↑ Gregory Toner, Sharon Arbuthnot, Máire Ní Mhaonaigh, Marie-Luise Theuerkauf, Dagmar Wodtko, editors (2019), “tech, teg”, in eDIL: Electronic Dictionary of the Irish Language
* ↑ Quiggin, E. C. (1906) A Dialect of Donegal, Cambridge University Press, § 4, page 5

### Further reading

* Ó Dónaill, Niall (1977) “teach”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
* Dinneen, Patrick S. (1904) “teaċ”, in Foclóir Gaeḋilge agus Béarla, 1st edition, Dublin: Irish Texts Society, page 724
* de Bhaldraithe, Tomás (1959) “teach”, in English-Irish Dictionary, An Gúm
* “teach”, in New English-Irish Dictionary, Foras na Gaeilge, 2013-2025

## Yola
### Etymology

From Middle English tæchen (“to give”), from Old English tǣċan, from Proto-West Germanic *taikijan.

### Pronunciation

* IPA: /tɛːt͡ʃ/

### Verb

teach (simple past teight, past participle ee-teight)
* to hand or give
** 1867, GLOSSARY OF THE DIALECT OF FORTH AND BARGY:Teach mee.Hand to me.

### References

* Jacob Poole (d. 1827) (before 1828) William Barnes, editor, A Glossary, With some Pieces of Verse, of the old Dialect of the English Colony in the Baronies of Forth and Bargy, County of Wexford, Ireland, London: J. Russell Smith, published 1867, page 71