-i

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-i¹

  • /iː/

Where it comes from

* For Semitic-speaking places, from the Arabic ـِيّ (-iyy) (nisba suffix) and from Hebrew ־י (-i), both sharing a common Semitic root.

* For Indo-Iranian-speaking places, from Persian ـی (-ī) (cognate with the following and also conflated with the above) and Hindustani Hindi -ई (-ī) / Urdu ـی (-ī), from Proto-Indo-Iranian *-ikas, therefore a doublet of the homophonous suffix -y

In English, productive since the 19th century.

suffix

  1. morpheme Used to form adjectives, nouns, demonyms (describing people of a particular city, region or country) or genonyms (describing people of a particular tribe, clan or family) and the language spoken by these people. Hindustan + -i → Hindustani

-i²

  • /aɪ/ English, traditional
  • /iː/

Where it comes from

From Latin -ī (nominative plural).

suffix

  1. morpheme Forms an alternative plural ending for various words borrowed from Latin that end in ⟨us⟩ in the singular. focus + -i → foci
  2. morpheme, nonstandard, proscribed, sometimes Forms an alternative plural ending for various words that end in ⟨us⟩ in the singular, despite not being borrowed from Latin. platypus + -i → platypi

-i³

  • /iː/

Where it comes from

From Italian -i (masculine plural), from Latin -ī (see etymology 2).

suffix

  1. morpheme Forms an alternative plural ending for words borrowed from Italian that end in ⟨o⟩ or ⟨e⟩ in the singular. concerto + -i → concerti

-i⁴

  • /iː/

Where it comes from

Variant of -ie or -y.

suffix

  1. morpheme Used to form diminutives of given names. Becki, Benji, Jimmi, Lexi, Nicki, Sammi, Sandi, Trini, Vicki

Translations

Every language

suffix suffix to form a demonym (especially in the Middle East)

Español-í
हिन्दी-ई -ī
العربيةـِيّ -iyy
עברית־ִי

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Cite this
MLA

"-i." Wiktionary, via Micwyn, micwyn.com/word/-i. Accessed 6 Nov. 2026.

APA

-i. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/-i

Chicago

"-i." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/-i.

BibTeX
@misc{i_2026,
  title = {-i},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/-i},
  urldate = {2026-11-06}
}