thés vs thèses, What's the Difference?

Which to use

“thés” and “thèses” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#31,280
“thés” frequency rank: #10,958
“thèses” frequency rank: 42238
confusion score

Side-by-Side Comparison

Feature	thés	thèses
Definition	Pluriel de thé.	Pluriel de thèse.

Where the eye mixes thés and thèses

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. thés runs 4 letters (CCVC) against thèses's 6 (CCVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch

thés

6 ch

thèses

Why the eye confuses thés with thèses

A purely visual mix-up. thés (\te\) and thèses (\tɛz\) 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 2 letter(s) in length. Our composite confusion score for this pair is 42238, derived from the frequency rank of both members and their visual similarity.

thés is recorded at frequency rank #31,280, classified as anoun, pronounced \te\. thèses is at rank #10,958, tagged as anoun, pronounced \tɛz\.

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 42238, this pair ranks #227,136 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of thés vs thèses

Shared letters: hst. Private to "thés": é. Private to "thèses": eè.

"thés" · 4 letters · shape CCVC · "thèses" · 6 letters · shape CCVCVC

Frequently Asked Questions

Can "thés" and "thèses" be used interchangeably?

No. They are said differently (\te\ versus \tɛz\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Frequency check: "thés" vs "thèses" - which ranks higher?

"thèses" is the more common of the two: it sits at frequency rank #10,958 in our French list, against #31,280 for "thés". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "thés" and "thèses" is sorted above. Next: full entries or other pairs that share a letter shape.

Full dictionary entry for "thés" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "thèses" - compare definitions side by side with the headword page. Word entry
This pair ranks #227,136 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
"thés" and "thèses" also get mixed up with nearby pairs, the highest-scored neighbour is "thés vs tos". Nearby pair

Confusion rank #227,136 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.