relaisvsrelousTell them apart

Quick tell: relais is a noun, relous is an adjective, so they fill different roles in a sentence.

Which to use

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

#4,094
“relais” frequency rank
#46,989
“relous” frequency rank
51083
confusion score

Side-by-Side Comparison

Feature relais relous
Definition Un ou plusieurs chevaux frais, soit de selle, soit d’attelage, que l’on poste en quelque endroit pour remplacer ou renforcer ceux qui ont servi jusque-là. Masculin pluriel de relou.

Where the eye mixes relais and relous

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. relais and relous follow the identical consonant-vowel pattern (CVCVVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
relais
6 ch
relous

Look-alike desk: relais vs relous

These two trip readers on the page rather than in the ear: relais is \ʁə.lɛ\ while relous is \ʁə.lu\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 51083, derived from the frequency rank of both members and their visual similarity.

relais is recorded at frequency rank #4,094, classified as anoun, pronounced \ʁə.lɛ\. relous is at rank #46,989, tagged as anadj, pronounced \ʁə.lu\.

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 51083, this pair ranks #157,738 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of relais vs relous

Shared letters: elrs. Private to "relais": ai. Private to "relous": ou.

"relais" · 6 letters · shape CVCVVC  ·  "relous" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • relais ← erlais · realis · relaiss · relasi · relias · rellais · rleais · rrelais
  • relous ← erlous · rellous · relosu · relouss · reluos · reolus · rleous · rrelous

Frequently Asked Questions

Can "relais" and "relous" be used interchangeably?
No - they are not even the same part of speech. "relais" is a noun and "relous" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "relais" or "relous" show up more?
"relais" is the more common of the two: it sits at frequency rank #4,094 in our French list, against #46,989 for "relous". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "relais" and "relous" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "relais" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "relous" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #157,738 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "relais" and "relous" also get mixed up with nearby pairs, the highest-scored neighbour is "rejoué vs relous". 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 #157,738 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