fiervsfrèreWhich spelling fits?

Quick tell: fier is a adjective, frère is a noun, so they fill different roles in a sentence.

Which to use

“fier” is an adjective and “frère” is a noun - they look or sound alike but fill different roles in a sentence.

#2,365
“fier” frequency rank
#542
“frère” frequency rank
2907
confusion score

Side-by-Side Comparison

Feature fier frère
Definition Qui éprouve une envie d’amour-propre souvent fondée. Homme ou garçon enfant du même père et de la même mère qu’un ou plusieurs autre(s) individu(s) ; membre masculin d’une adelphie.

Where the eye mixes fier and frère

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
fier
5 ch
frère

Visual trap between fier and frère

These two trip readers on the page rather than in the ear: fier is \fjɛʁ\ while frère is \fʁɛʁ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 2907, derived from the frequency rank of both members and their visual similarity.

fier is recorded at frequency rank #2,365, classified as anadj, pronounced \fjɛʁ\. frère is at rank #542, tagged as anoun, pronounced \fʁɛʁ\.

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 2907, this pair ranks #435,227 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fier vs frère

Shared letters: efr. Private to "fier": i. Private to "frère": è.

"fier" · 4 letters · shape CVVC  ·  "frère" · 5 letters · shape CCVCV

Known mistypes of this pair

  • fierfeir · ffier · fierr · ifer

Frequently Asked Questions

Can "fier" and "frère" be used interchangeably?
No - they are not even the same part of speech. "fier" is an adjective and "frère" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "fier" vs "frère" - which ranks higher?
"frère" is the more common of the two: it sits at frequency rank #542 in our French list, against #2,365 for "fier". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fier" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "frère" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #435,227 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fier" and "frère" also get mixed up with nearby pairs, the highest-scored neighbour is "fier vs Finger". 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 #435,227 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list