Which to use
“désastre” is a noun and “désastreux” is an adjective - they look or sound alike but fill different roles in a sentence.
- #8,101
- “désastre” frequency rank
- #17,940
- “désastreux” frequency rank
- 26041
- confusion score
Side-by-Side Comparison
| Feature | désastre | désastreux |
|---|---|---|
| Definition | Événement funeste ; grand malheur ; les effets qui en résultent. | Qui constitue un désastre. |
Where the eye mixes désastre and désastreux
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. désastre runs 8 letters (CVCVCCCV) against désastreux's 10 (CVCVCCCVVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: désastre vs désastreux
These two trip readers on the page rather than in the ear: désastre is \de.zastʁ\ while désastreux is \de.zas.tʁø\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “désastre” sits inside “désastreux”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 26041, derived from the frequency rank of both members and their visual similarity.
désastre is recorded at frequency rank #8,101, classified as anoun, pronounced \de.zastʁ\. désastreux is at rank #17,940, tagged as anadj, pronounced \de.zas.tʁø\.
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 26041, this pair ranks #337,458 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of désastre vs désastreux
Shared letters: adersté. Private to "désastre": -. Private to "désastreux": ux.
"désastre" · 8 letters · shape CVCVCCCV · "désastreux" · 10 letters · shape CVCVCCCVVC
Frequently Asked Questions
Do "désastre" and "désastreux" mean the same thing in a sentence?
Which is more common, "désastre" or "désastreux"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "désastre" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "désastreux" - compare definitions side by side with the headword page. Word entry
- This pair ranks #337,458 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "désastre" and "désastreux" also get mixed up with nearby pairs, the highest-scored neighbour is "désastres vs désastreux". Nearby pair
Confusion rank #337,458 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.