Which to use
“thee” is a pronoun and “their” is a determiner - they look or sound alike but fill different roles in a sentence.
- #6,748
- “thee” frequency rank
- #56
- “their” frequency rank
- 6804
- confusion score
Side-by-Side Comparison
| Feature | thee | their |
|---|---|---|
| Definition | Objective and reflexive case of thou. | Belonging to, from, of, or relating to, them (plural). |
Where the eye mixes thee and their
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. thee runs 4 letters (CCVV) against their's 5 (CCVVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses thee with their
These two trip readers on the page rather than in the ear: thee is /ðiː/ while their is /ðɛə/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (pronoun vs determiner), which is usually the fastest check. Our composite confusion score for this pair is 6804, derived from the frequency rank of both members and their visual similarity.
thee is recorded at frequency rank #6,748, classified as apron, pronounced /ðiː/. their is at rank #56, tagged as adet, pronounced /ðɛə/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 6804, this pair ranks #509,896 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of thee vs their
Shared letters: eht. Private to "thee": -. Private to "their": ir.
"thee" · 4 letters · shape CCVV · "their" · 5 letters · shape CCVVC
Known mistypes of this pair
Frequently Asked Questions
Can "thee" and "their" be used interchangeably?
In ordinary English text, does "thee" or "their" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "thee" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "their" - compare definitions side by side with the headword page. Word entry
- This pair ranks #509,896 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "thee" and "their" also get mixed up with nearby pairs, the highest-scored neighbour is "thee vs tobe". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #509,896 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.