# -id
## English
### Pronunciation

* IPA: /ɪd/

### Etymology 1

Variant of -oid.

#### Suffix

-id
* (not productive except in zoology) of or pertaining to; appended to various foreign words to make an English adjective or noun form. Often added to words of Greek, sometimes Latin, origin.
    Synonyms: -al, -an, -ite, -ar, -ese, -ic, -ish, -like, -oid, -ory, -ous, -y
    ‎Europe + ‎-id → ‎Europid
    ‎negro + ‎-id → ‎negrid

### Etymology 2

From Middle French -ide (like also English -ide), French -ide, and their sources, Latin -id-, -is and Ancient Greek -ῐδ- (-ĭd-), -ῐς (-ĭs).

#### Suffix

-id
* (botany) Forming nouns from Latin or Greek roots, including certain plant names modelled on Latin sources.
* (astronomy) Forming common names of meteors from their apparent constellation of origin.
    The Perseid meteor shower's radiant is in the constellation of Perseus.
* (zoology) Forming common names of members of a taxon which has a name ending in -idae.
    A felid is a member of Felidae.
* (dentistry, paleontology) Forming names of dental features found in lower (mandibular) teeth.
    ‎protocone (“cusp of an upper molar”) + ‎-id → ‎protoconid (“equivalent for lower molars”)
* (history) Forming the names of certain dynasties, being suffixed to the name of their progenitors and meaning "descendant(s) of".
    Solomon → Solomonid, Umayya → Umayyad, Idris → Idrisid, Genghis Khan → Genghisid, Ismail Safavi → Safavid

### Anagrams

* DI, Di, dI, di, di-

## Danish
### Etymology

From Latin -idus.

### Pronunciation

* IPA: [-ˈiðˀ]

### Suffix

-id
* Used in systematic names for many chemical compounds, including compounds containing only two elements
* Any of a group of related compounds - azide, polysaccharide, glycoside.

#### Derived terms
## Hungarian
### Pronunciation

* IPA: [id]
* Rhymes: -id

### Etymology 1

-i (possessive plural) +‎ -d (second-person singular personal suffix)

#### Suffix

-id
* (possessive suffix) your ... -s (second-person singular informal, multiple possessions)
    ‎kapu (“gate”) + ‎-id → ‎a kapuid (“your gates”)
    ‎palota (“palace”) + ‎-id → ‎a palotáid (“your palaces”)
    ‎érme (“coin”) + ‎-id → ‎az érméid (“your coins”)

##### Usage notes

* (possessive suffix) Variants:
    -id is added to words ending in a vowel except -i. Final -a changes to -á-. Final -e changes to -é-.
    -aid is added to back-vowel words ending in a consonant
    -eid is added to front-vowel words ending in a consonant
    -jaid is added to back-vowel words ending in a consonant or the vowel -i
    -jeid is added to front-vowel words ending in a consonant or the vowel -i

##### Declension

For back vowel words:
For front vowel words:

### Etymology 2
#### Suffix

-id
* (chemistry) -ide (indicating a binary compound)

##### Derived terms
### See also

* Category:Hungarian noun forms
* Appendix:Hungarian possessive suffixes

## Manx
### Etymology

From Old Irish -id, from Proto-Celtic *-īti from Proto-Indo-European *-éyeti.

### Suffix

-id m
* Agent suffix
    ‎slane (“whole, entire”) + ‎-id → ‎slanid (“entirety, totality”)

#### Derived terms
## Northern Sami
### Etymology

From Proto-Samic *-jtē, originally the partitive/ablative plural form. Cognate with the Finnish partitive plural -ja, -ia, -ita.
The genitive plural originally had the ending -i, from Proto-Samic *-j. It was eliminated in favour of the accusative ending by analogy with the singular, where these cases fell together naturally.

### Pronunciation

* (Kautokeino) IPA: /ˈ-it/

### Suffix

-id
* The ending of the accusative and genitive plural.

#### Usage notes

* This suffix triggers the weak grade on a preceding stressed syllable.

## Ojibwe
### Suffix

-id
* A suffix denoting the third-person singular to first-person singular conjunct form of a transitive animate verb (vta)

## Old Irish
### Pronunciation

* IPA: [iðʲ]

### Etymology 1

From Proto-Celtic *-yatis, an Insular extension of *-atis, itself an extension of the abstract suffix Proto-Indo-European *-tis extracted from laryngeal-final roots.

#### Alternative forms

* -aid (broad variant)
* -ith

#### Suffix

-id m
* Forms a noun of agency.
    from verb or verbal noun
       ‎serc (“love”) + ‎-id → ‎sercaid (“lover”)
    from noun
       ‎mucc (“pig”) + ‎-id → ‎muccaid (“swineherd”)
       ‎ainmm (“name”) + ‎-id → ‎ainmmnid (“nominative case”) = "namer"

##### Usage notes

* This suffix forms i-stem nouns.

##### Inflection

* $^H$ = triggers aspiration
* $^L$ = triggers lenition
* $^N$ = triggers nasalization

##### Descendants

* Irish: -aí

#### Further reading

* Thurneysen, Rudolf (1940) D. A. Binchy and Osborn Bergin, transl., A Grammar of Old Irish, Dublin Institute for Advanced Studies, →ISBN, § 267, pages 170–71; reprinted 2017

### Etymology 2
#### Suffix

-id
* Alternative form of -aid used after a slender consonant

### References

* ↑ McCone, Kim (1995) “OIr. senchae, senchaid and preliminaries on agent noun formation in Celtic”, in Ériu‎, volume 46, Royal Irish Academy, →ISSN, →JSTOR, retrieved 1 March 2023, pages 1–10

## Polish
### Alternative forms

* -ida

### Etymology

Learned borrowing from Ancient Greek εἶδος (eîdos).

### Pronunciation

* IPA: /it/
* Audio:(file)
* Rhymes: -it
* Syllabification: [please specify syllabification manually]
* Homophones: id, Id

### Suffix

-id m
* -ide
    ‎amoniak + ‎-id → ‎amid

#### Derived terms
### Further reading

* -id in Polish dictionaries at PWN

## Spanish
### Etymology

From Latin -īte (second-person plural present active imperative ending of fourth conjugation verbs).

### Suffix

-id
* used to form the informal second-person plural imperative mood of -ir verbs
    ‎venir (“to come”) + ‎-id → ‎¡Venid! (“Come!”)

## Volapük
### Suffix

-id
* Forms an ordinal number (adjective) from a cardinal number.

## Welsh
### Pronunciation

* IPA: /ɪd/

### Etymology 1
#### Suffix

-id
* forming abstract nouns, -ness, -ment
    ‎cadarn (“strong, robust, sturdy”) + ‎-id → ‎cadernid (“strength, robustness, sturdiness”)
    ‎rhydd (“free”) + ‎-id → ‎rhyddid (“freedom”)

##### Usage notes

-i causes i-affection of internal vowels.

### Etymology 2
#### Suffix

-id
* (literary) verb suffix for the impersonal imperfect/conditional

##### Usage notes

-id causes i-affection of internal vowels, for example, ‎canu (“to sing”) + ‎-id → ‎cenid (“was being sung, one was singing, would sing, one would sing”).