Which to use
“tenses” and “theses” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #43,957
- “tenses” frequency rank
- #22,243
- “theses” frequency rank
- 66200
- confusion score
Side-by-Side Comparison
| Feature | tenses | theses |
|---|---|---|
| Definition | plural of tense | plural of thesis |
Where the eye mixes tenses and theses
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Why the eye confuses tenses with theses
A purely visual mix-up. tenses (/tɛnsɪz/) 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 share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 66200, derived from the frequency rank of both members and their visual similarity.
tenses is recorded at frequency rank #43,957, classified as anoun, pronounced /tɛnsɪz/. 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 66200, this pair ranks #69,109 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of tenses vs theses
Shared letters: est. Private to "tenses": n. Private to "theses": h.
"tenses" · 6 letters · shape CVCCVC · "theses" · 6 letters · shape CCVCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "tenses" for "theses" ever safe?
Which is more common, "tenses" or "theses"?
What to do next
Eye-level mix-up between "tenses" and "theses" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "tenses" 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 #69,109 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "tenses" and "theses" also get mixed up with nearby pairs, the highest-scored neighbour is "tenner vs tenses". 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 #69,109 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.