mousvsmurWhich spelling fits?

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

Which to use

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

#21,092
“mous” frequency rank
#1,531
“mur” frequency rank
22623
confusion score

Side-by-Side Comparison

Feature mous mur
Definition Masculin pluriel de mou. Édification généralement verticale élevée en divers matériaux, pour enclore un espace, séparer des pièces, ou soutenir quelque chose.

Where the eye mixes mous and mur

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

4 ch
mous
3 ch
mur

Why the eye confuses mous with mur

These two trip readers on the page rather than in the ear: mous is \mu\ while mur is \myʁ\. 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 22623, derived from the frequency rank of both members and their visual similarity.

mous is recorded at frequency rank #21,092, classified as anadj, pronounced \mu\. mur is at rank #1,531, tagged as anoun, pronounced \myʁ\.

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 22623, this pair ranks #356,981 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mous vs mur

Shared letters: mu. Private to "mous": os. Private to "mur": r.

"mous" · 4 letters · shape CVVC  ·  "mur" · 3 letters · shape CVC

Known mistypes of this pair

  • mousmmous · mosu · mouss · muos · omus

Frequently Asked Questions

Can "mous" and "mur" be used interchangeably?
No - they are not even the same part of speech. "mous" is an adjective and "mur" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "mous" or "mur" show up more?
"mur" is the more common of the two: it sits at frequency rank #1,531 in our French list, against #21,092 for "mous". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "mous" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #356,981 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "mous" and "mur" also get mixed up with nearby pairs, the highest-scored neighbour is "mous vs mud". 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 #356,981 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