Which to use
“tumeur” and “tumeurs” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #9,405
- “tumeur” frequency rank
- #16,502
- “tumeurs” frequency rank
- 25907
- confusion score
Side-by-Side Comparison
| Feature | tumeur | tumeurs |
|---|---|---|
| Definition | Éminence, grosseur plus ou moins considérable, développée dans quelque partie du corps, soit par une maladie, soit par une autre cause. | Pluriel de tumeur. |
Same sound, different letters: tumeur vs tumeurs
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 6 letters. tumeur runs 6 letters (CVCVVC) against tumeurs's 7 (CVCVVCC) - the length gap alone is often enough to separate them once you know to check it.
Same sound, different spelling - tumeur / tumeurs
This is the hard kind. tumeur and tumeurs are pronounced identically (\ty.mœʁ\) and both work as anoun. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They differ by 1 extra letter(s) - “tumeur” sits inside “tumeurs”. Our composite confusion score for this pair is 25907, derived from the frequency rank of both members and their visual similarity.
tumeur is recorded at frequency rank #9,405, classified as anoun, pronounced \ty.mœʁ\. tumeurs is at rank #16,502, tagged as anoun, pronounced \ty.mœʁ\.
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 25907, this pair ranks #338,196 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of tumeur vs tumeurs
Shared letters: emrtu. Private to "tumeur": -. Private to "tumeurs": s.
"tumeur" · 6 letters · shape CVCVVC · "tumeurs" · 7 letters · shape CVCVVCC
Known mistypes of this pair
Frequently Asked Questions
Do "tumeur" and "tumeurs" mean the same thing in a sentence?
In ordinary French text, does "tumeur" or "tumeurs" show up more?
Useful next steps
"tumeur" and "tumeurs" share a sound, keep the gloss open, then jump to the headword or a nearby trap.
- Full dictionary entry for "tumeur" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "tumeurs" - compare definitions side by side with the headword page. Word entry
- This pair ranks #338,196 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "tumeur" and "tumeurs" also get mixed up with nearby pairs, the highest-scored neighbour is "teneurs vs tumeurs". 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 #338,196 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.