Which to use
“éclairci” is an adjective and “éclaircir” is a verb - they look or sound alike but fill different roles in a sentence.
- #42,697
- “éclairci” frequency rank
- #16,277
- “éclaircir” frequency rank
- 58974
- confusion score
Side-by-Side Comparison
| Feature | éclairci | éclaircir |
|---|---|---|
| Definition | Rendu plus clair. | Rendre clair, rendre plus clair. |
Where the eye mixes éclairci and éclaircir
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. éclairci runs 8 letters (VCCVVCCV) against éclaircir's 9 (VCCVVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses éclairci with éclaircir
These two trip readers on the page rather than in the ear: éclairci is \e.klɛʁ.si\ while éclaircir is \e.klɛʁ.siʁ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “éclairci” sits inside “éclaircir”, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 58974, derived from the frequency rank of both members and their visual similarity.
éclairci is recorded at frequency rank #42,697, classified as anadj, pronounced \e.klɛʁ.si\. éclaircir is at rank #16,277, tagged as averb, pronounced \e.klɛʁ.siʁ\.
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 58974, this pair ranks #105,818 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of éclairci vs éclaircir
Shared letters: acilré. Private to "éclairci": -. Private to "éclaircir": -.
"éclairci" · 8 letters · shape VCCVVCCV · "éclaircir" · 9 letters · shape VCCVVCCVC
Frequently Asked Questions
Is swapping "éclairci" for "éclaircir" ever safe?
Which is more common, "éclairci" or "éclaircir"?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "éclairci" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "éclaircir" - compare definitions side by side with the headword page. Word entry
- This pair ranks #105,818 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "éclairci" and "éclaircir" also get mixed up with nearby pairs, the highest-scored neighbour is "éclairci vs éclaircies". Nearby pair
Confusion rank #105,818 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.