theirs
/ðɛɚz/pronoun
theirs is spelled T-H-E-I-R-S. The wrong spelling people search most is their's: about 100 Bing searches a month in the United States (September 2025 to August 2026), about 2 in 10 of all searches for the word. Theirs is a pronoun meaning “That or those belonging to them; the possessive case of they, used without a following noun”.
How many letters and syllables are in theirs?
| Letters | 6: T-H-E-I-R-S |
|---|---|
| Syllables | 1 (from its American pronunciation) |
| In writing | 9.1 times per million words; the 7,553rd most frequent word form |
| Wrong spellings searched | 1; the most searched, their's, about 100 Bing searches a month (all of them) |
| Rhymes with |
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); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026); rhymes and same-letter words are computed by PlainSpell from its own word list.
How do you spell theirs?
Theirs is spelled T-H-E-I-R-S. One wrong spelling is searched or written often enough to measure; together they are about 2 in 10 of the searches for theirs in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
How common is theirs?
Theirs appears 9.1 times per million words in written English, the 7,553rd 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 theirs?
- UK /ðɛəz/
- UK /ðɛːz/
- US /ðɛɚz/
Theirs 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). Recordings: En-us-theirs.ogg, Wikimedia Commons (author and licence on each file's page).
What rhymes with theirs?
2 words on PlainSpell end in the same sounds as theirs from its last stressed vowel (/ɛəɹz/):
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 theirs mean?
The meanings the English Wiktionary records, quoted as written there (source below).
pronoun
- 1
That or those belonging to them; the possessive case of they, used without a following noun.
This luggage is theirs. These passports are also theirs.
- 2
informalTheir house or home.
Let's go over to theirs.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Theirs in Spanish, French, German and Portuguese
In the sense that which belongs to them:
| Language | Words |
|---|---|
| French | le leur, la leur, les leurs |
| German | ihrer, ihre, ihres |
| Portuguese | seu, deles |
| Spanish | suyo, suya, suyos, suyas |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does theirs come from?
From Middle English theires, attested since the 1300s. Equivalent to their + -s (compare -'s); formed by analogy to his. Displaced theirn (from Middle English theiren, formed by analogy to mine, thine) in standard speech.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).