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eir

/ɛɹ/determinernonstandard

eir is spelled E-I-R: 3 letters and one syllable. It appears about once in every 4 million words in written English, the 60,838th most frequent word form (wordfreq, 2021 data). As a determiner, eir means “Belonging to em, gender-neutral third-person singular possessive adjective, equivalent to the singular their and coordinate with his and her” (English Wiktionary, September 2026).

How many letters and syllables are in eir?

Letters3: E-I-R
Syllables1 (from its American pronunciation)
In writingabout once in every 4 million words; the 60,838th most frequent word form
Wrong spellings searchednone measured in search
Sounds like
Rhymes with
Same letters

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.

How common is eir?

Eir appears about once in every 4 million words in written English, the 60,838th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce eir?

  • US /ɛɹ/
  • UK /ɛə/

Eir has one syllable (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Words people confuse with eir

Sounds like: ere (Wiktionary's homophone list; some hold only in some accents).

Sources: English Wiktionary (homophones, alternative spellings).

What rhymes with eir?

The 12 most written words on PlainSpell end in the same sounds as eir from its last stressed vowel (/ɛɹ/):

Spelled with the same letters in another order: ire, rei.

Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).

What does eir mean?

The meanings the English Wiktionary records, quoted as written there (source below).

determiner

  1. 1

    nonstandardrareBelonging to em, gender-neutral third-person singular possessive adjective, equivalent to the singular their and coordinate with his and her.

    “You idiot girl! Are you childsick?” She grabbed Asu’s wrist; Asu made no effort to twist away. “Sand and soil, tell me you’re not pregnant. Is it that–what’s eir name? Aeran? Have you lain with em? Tell me!” […] Empre waded out to help the

noun

as EIR
  1. 1

    Initialism of excess information rate.

  2. 2

    USInitialism of establishment inspection report: a report issued by the U.S. Food and Drug Administration following the inspection of a facility where goods under the authority of the agency are manufactured, held, or sold.

  3. 3

    Initialism of environmental impact report.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Where does eir come from?

Coined by Christine M. Elverson by removing "th" from their.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What to look up after eir