prouvsproxyWhat's the difference?

Quick tell: prou is a adverb, proxy is a noun, so they fill different roles in a sentence.

Which to use

“prou” is an adverb and “proxy” is a noun - they look or sound alike but fill different roles in a sentence.

#27,198
“prou” frequency rank
#30,753
“proxy” frequency rank
57951
confusion score

Side-by-Side Comparison

Feature prou proxy
Definition Assez, beaucoup. Serveur informatique qui a pour fonction de relayer des requêtes entre un poste client et un serveur, utilisé pour assurer les fonctions de mémoire cache, de journalisation des requêtes (« logging »), assurer la sécurité du réseau local, le filtrage et l’anonymat.

Where the eye mixes prou and proxy

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
prou
5 ch
proxy

Look-alike desk: prou vs proxy

These two trip readers on the page rather than in the ear: prou is \pʁu\ while proxy is \pʁɔk.si\. 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 (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 57951, derived from the frequency rank of both members and their visual similarity.

prou is recorded at frequency rank #27,198, classified as anadv, pronounced \pʁu\. proxy is at rank #30,753, tagged as anoun, pronounced \pʁɔk.si\.

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 57951, this pair ranks #111,945 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of prou vs proxy

Shared letters: opr. Private to "prou": u. Private to "proxy": xy.

"prou" · 4 letters · shape CCVV  ·  "proxy" · 5 letters · shape CCVCV

Known mistypes of this pair

  • proupprou · prrou · pruo · rpou
  • proxyporxy · pproxy · proxxy · proxyy · proyx · prroxy · prxoy · rpoxy

Frequently Asked Questions

Can "prou" and "proxy" be used interchangeably?
No - they are not even the same part of speech. "prou" is an adverb and "proxy" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "prou" vs "proxy" - which ranks higher?
"prou" is the more common of the two: it sits at frequency rank #27,198 in our French list, against #30,753 for "proxy". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "prou" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "proxy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #111,945 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "prou" and "proxy" also get mixed up with nearby pairs, the highest-scored neighbour is "prep vs prou". 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 #111,945 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