fauvsfracWhat's the difference?

Which to use

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

#38,799
“fau” frequency rank
#35,515
“frac” frequency rank
74314
confusion score

Side-by-Side Comparison

Feature fau frac
Definition ou Hêtre, plus particulièrement le hêtre tortillard (Fagus sylvatica). Vêtement en drap noir que les hommes portent dans une cérémonie, une soirée et qui se termine en deux longues basques dites queue de morue.

Where the eye mixes fau and frac

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. fau runs 3 letters (CVV) against frac's 4 (CCVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
fau
4 ch
frac

Visual trap between fau and frac

A purely visual mix-up. fau (\fo\) and frac (\fʁak\) 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 74314, derived from the frequency rank of both members and their visual similarity.

fau is recorded at frequency rank #38,799, classified as anoun, pronounced \fo\. frac is at rank #35,515, tagged as anoun, pronounced \fʁak\.

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 74314, this pair ranks #37,539 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of fau vs frac

Shared letters: af. Private to "fau": u. Private to "frac": cr.

"fau" · 3 letters · shape CVV  ·  "frac" · 4 letters · shape CCVC

Known mistypes of this pair

  • frac ← ffrac · fracc · frca · frrac · rfac

Frequently Asked Questions

Can "fau" and "frac" be used interchangeably?
No. They are said differently (\fo\ versus \fʁak\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fau" vs "frac" - which ranks higher?
"frac" is the more common of the two: it sits at frequency rank #35,515 in our French list, against #38,799 for "fau". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "fau" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "frac" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #37,539 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fau" and "frac" also get mixed up with nearby pairs, the highest-scored neighbour is "fau vs Fee". 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 #37,539 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