feraivsféruWhich spelling fits?

Quick tell: ferai is a verb, féru is an adjective, so they fill different roles in a sentence.

Which to use

“ferai” is a verb and “féru” is an adjective - they look or sound alike but fill different roles in a sentence.

#3,676
“ferai” frequency rank
#40,777
“féru” frequency rank
44453
confusion score

Side-by-Side Comparison

Feature ferai féru
Definition Première personne du singulier du futur de faire. Qui est blessé, frappé de quelque chose.

Where the eye mixes ferai and féru

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. ferai runs 5 letters (CVCVV) against féru's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
ferai
4 ch
féru

Why the eye confuses ferai with féru

These two trip readers on the page rather than in the ear: ferai is \fə.ʁe\ while féru is \fe.ʁy\. 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 (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 44453, derived from the frequency rank of both members and their visual similarity.

ferai is recorded at frequency rank #3,676, classified as averb, pronounced \fə.ʁe\. féru is at rank #40,777, tagged as anadj, pronounced \fe.ʁy\.

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 44453, this pair ranks #210,355 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ferai vs féru

Shared letters: fr. Private to "ferai": aei. Private to "féru": ué.

"ferai" · 5 letters · shape CVCVV  ·  "féru" · 4 letters · shape CVCV

Known mistypes of this pair

  • ferai ← efrai · feari · feria · ferrai · fferai · freai

Frequently Asked Questions

Can "ferai" and "féru" be used interchangeably?
No - they are not even the same part of speech. "ferai" is a verb and "féru" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "ferai" or "féru" show up more?
"ferai" is the more common of the two: it sits at frequency rank #3,676 in our French list, against #40,777 for "féru". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "ferai" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "féru" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #210,355 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ferai" and "féru" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs féru". 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 #210,355 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