prepvspreuxConfusable pair

Which to use

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

#49,867
“prep” frequency rank
#39,466
“preux” frequency rank
89333
confusion score

Side-by-Side Comparison

Feature prep preux
Definition Préposition. Chevalier.

Where the eye mixes prep and preux

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. prep runs 4 letters (CCVC) against preux's 5 (CCVVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
prep
5 ch
preux

Why the eye confuses prep with preux

A purely visual mix-up. prep (\ˈprɛp\) and preux (\pʁø\) 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 89333, derived from the frequency rank of both members and their visual similarity.

prep is recorded at frequency rank #49,867, classified as anoun, pronounced \ˈprɛp\. preux is at rank #39,466, tagged as anoun, pronounced \pʁø\.

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 89333, this pair ranks #5,906 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of prep vs preux

Shared letters: epr. Private to "prep": -. Private to "preux": ux.

"prep" · 4 letters · shape CCVC  ·  "preux" · 5 letters · shape CCVVC

Known mistypes of this pair

  • prep ← perp · pprep · prepp · prpe · prrep · rpep
  • preux ← perux · ppreux · preuxx · prexu · prreux · pruex · rpeux

Frequently Asked Questions

Is swapping "prep" for "preux" ever safe?
No. They are said differently (\ˈprɛp\ versus \pʁø\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "prep" or "preux"?
"preux" is the more common of the two: it sits at frequency rank #39,466 in our French list, against #49,867 for "prep". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "prep" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "preux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #5,906 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "prep" and "preux" also get mixed up with nearby pairs, the highest-scored neighbour is "peep vs prep". 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 #5,906 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