effraievseffroiWhat's the difference?

Which to use

“effraie” and “effroi” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#22,251
“effraie” frequency rank
#24,569
“effroi” frequency rank
46820
confusion score

Side-by-Side Comparison

Feature effraie effroi
Definition Rapace nocturne du genre Tyto. Grande frayeur ; terreur ; épouvante.

Where the eye mixes effraie and effroi

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. effraie runs 7 letters (VCCCVVV) against effroi's 6 (VCCCVV) - the length gap alone is often enough to separate them once you know to check it.

7 ch
effraie
6 ch
effroi

Why the eye confuses effraie with effroi

A purely visual mix-up. effraie (\ɛf.ʁɛ\) and effroi (\e.fʁwɑ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 46820, derived from the frequency rank of both members and their visual similarity.

effraie is recorded at frequency rank #22,251, classified as anoun, pronounced \ɛf.ʁɛ\. effroi is at rank #24,569, tagged as anoun, pronounced \e.fʁwɑ\.

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 46820, this pair ranks #191,818 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of effraie vs effroi

Shared letters: efir. Private to "effraie": a. Private to "effroi": o.

"effraie" · 7 letters · shape VCCCVVV  ·  "effroi" · 6 letters · shape VCCCVV

Known mistypes of this pair

  • effraie ← effarie · effraei · effriae · effrraie · efraie · efrfaie · fefraie
  • effroi ← effori · effrio · effrroi · efrfoi · efroi · fefroi

Frequently Asked Questions

Do "effraie" and "effroi" mean the same thing in a sentence?
No. They are said differently (\ɛf.ʁɛ\ versus \e.fʁwɑ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "effraie" or "effroi"?
"effraie" is the more common of the two: it sits at frequency rank #22,251 in our French list, against #24,569 for "effroi". 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 "effraie" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "effroi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #191,818 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "effraie" and "effroi" also get mixed up with nearby pairs, the highest-scored neighbour is "effraie vs effréné". 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 #191,818 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