Which to use
“theme” and “theses” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #2,411
- “theme” frequency rank
- #22,243
- “theses” frequency rank
- 24654
- confusion score
Side-by-Side Comparison
| Feature | theme | theses |
|---|---|---|
| Definition | A subject, now especially of a talk or an artistic piece; a topic. | plural of thesis |
Where the eye mixes theme and theses
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Look-alike desk: theme vs theses
A purely visual mix-up. theme (/θiːm/) and theses (/ˈθiːsiːz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 24654, derived from the frequency rank of both members and their visual similarity.
theme is recorded at frequency rank #2,411, classified as anoun, pronounced /θiːm/. theses is at rank #22,243, tagged as anoun, pronounced /ˈθiːsiːz/.
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 24654, this pair ranks #400,392 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of theme vs theses
Shared letters: eht. Private to "theme": m. Private to "theses": s.
"theme" · 5 letters · shape CCVCV · "theses" · 6 letters · shape CCVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "theme" and "theses" be used interchangeably?
Which is more common, "theme" or "theses"?
What to do next
Eye-level mix-up between "theme" and "theses" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "theme" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "theses" - compare definitions side by side with the headword page. Word entry
- This pair ranks #400,392 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "theme" and "theses" also get mixed up with nearby pairs, the highest-scored neighbour is "tenses vs theses". 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 #400,392 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.