Which to use
“fiacre” and “filtre” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #39,298
- “fiacre” frequency rank
- #6,298
- “filtre” frequency rank
- 45596
- confusion score
Side-by-Side Comparison
| Feature | fiacre | filtre |
|---|---|---|
| Definition | Voiture hippomobile de louage conduite par un cocher, que l’on utilisait à la course ou à l’heure. | Corps poreux (feutre, papier, charbon, etc.) au travers duquel on fait passer une substance liquide, gazeuse ou corpusculaire (la lumière, le courant électrique), pour la clarifier, l’épurer ou en séparer certains éléments. |
Where the eye mixes fiacre and filtre
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. fiacre (CVVCCV) and filtre (CVCCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: fiacre vs filtre
A purely visual mix-up. fiacre (\fjakʁ\) and filtre (\filtʁ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 45596, derived from the frequency rank of both members and their visual similarity.
fiacre is recorded at frequency rank #39,298, classified as anoun, pronounced \fjakʁ\. filtre is at rank #6,298, tagged as anoun, pronounced \filtʁ\.
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 45596, this pair ranks #201,497 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fiacre vs filtre
Shared letters: efir. Private to "fiacre": ac. Private to "filtre": lt.
"fiacre" · 6 letters · shape CVVCCV · "filtre" · 6 letters · shape CVCCCV
Known mistypes of this pair
Frequently Asked Questions
Can "fiacre" and "filtre" be used interchangeably?
Frequency check: "fiacre" vs "filtre" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fiacre" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "filtre" - compare definitions side by side with the headword page. Word entry
- This pair ranks #201,497 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fiacre" and "filtre" 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 #201,497 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.