Which to use
“fiable” is an adjective and “fiacre” is a noun - they look or sound alike but fill different roles in a sentence.
- #6,297
- “fiable” frequency rank
- #39,298
- “fiacre” frequency rank
- 45595
- confusion score
Side-by-Side Comparison
| Feature | fiable | fiacre |
|---|---|---|
| Definition | À qui ou auquel on peut se fier. | Voiture hippomobile de louage conduite par un cocher, que l’on utilisait à la course ou à l’heure. |
Where the eye mixes fiable and fiacre
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. fiable and fiacre follow the identical consonant-vowel pattern (CVVCCV). Same shape at a glance is often the real trap, independent of shared letters.
Why the eye confuses fiable with fiacre
These two trip readers on the page rather than in the ear: fiable is \fjabl\ while fiacre is \fjakʁ\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 45595, derived from the frequency rank of both members and their visual similarity.
fiable is recorded at frequency rank #6,297, classified as anadj, pronounced \fjabl\. fiacre is at rank #39,298, tagged as anoun, pronounced \fjakʁ\.
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 45595, this pair ranks #201,503 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fiable vs fiacre
Shared letters: aefi. Private to "fiable": bl. Private to "fiacre": cr.
"fiable" · 6 letters · shape CVVCCV · "fiacre" · 6 letters · shape CVVCCV
Known mistypes of this pair
Frequently Asked Questions
Do "fiable" and "fiacre" mean the same thing in a sentence?
Which is more common, "fiable" or "fiacre"?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fiable" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fiacre" - compare definitions side by side with the headword page. Word entry
- This pair ranks #201,503 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fiable" and "fiacre" also get mixed up with nearby pairs, the highest-scored neighbour is "fare vs fiacre". 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 #201,503 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.