reçuvsrouTell them apart

Quick tell: reçu is a adjective, rou is a noun, so they fill different roles in a sentence.

Which to use

“reçu” is an adjective and “rou” is a noun - they look or sound alike but fill different roles in a sentence.

#813
“reçu” frequency rank
#48,169
“rou” frequency rank
48982
confusion score

Side-by-Side Comparison

Feature reçu rou
Definition Qui est admis, établi, consacré. Synonyme de rohu (poisson).

Where the eye mixes reçu and rou

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
reçu
3 ch
rou

Why the eye confuses reçu with rou

These two trip readers on the page rather than in the ear: reçu is \ʁə.sy\ while rou is \ʁu\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 48982, derived from the frequency rank of both members and their visual similarity.

reçu is recorded at frequency rank #813, classified as anadj, pronounced \ʁə.sy\. rou is at rank #48,169, tagged as anoun, pronounced \ʁu\.

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 48982, this pair ranks #174,463 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of reçu vs rou

Shared letters: ru. Private to "reçu": . Private to "rou": o.

"reçu" · 4 letters · shape CVCV  ·  "rou" · 3 letters · shape CVV

Frequently Asked Questions

Do "reçu" and "rou" mean the same thing in a sentence?
No - they are not even the same part of speech. "reçu" is an adjective and "rou" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "reçu" vs "rou" - which ranks higher?
"reçu" is the more common of the two: it sits at frequency rank #813 in our French list, against #48,169 for "rou". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "reçu" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rou" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #174,463 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "reçu" and "rou" also get mixed up with nearby pairs, the highest-scored neighbour is "rou vs roya". Nearby pair

Confusion rank #174,463 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