mauvsMSAWhich spelling fits?

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

Which to use

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

#35,149
“mau” frequency rank
#45,745
“MSA” frequency rank
80894
confusion score

Side-by-Side Comparison

Feature mau MSA
Definition Mal en point, mal fichu, patraque. Mouvement Souveraineté-Association.

Where the eye mixes mau and MSA

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

3 ch
mau
3 ch
MSA

Look-alike desk: mau vs MSA

These two trip readers on the page rather than in the ear: mau is \maʊ̯\ while MSA is \ɛm.ɛs.a\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 80894, derived from the frequency rank of both members and their visual similarity.

mau is recorded at frequency rank #35,149, classified as anadj, pronounced \maʊ̯\. MSA is at rank #45,745, tagged as anoun, pronounced \ɛm.ɛs.a\.

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 80894, this pair ranks #19,899 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of mau vs MSA

Shared letters: am. Private to "mau": u. Private to "MSA": s.

"mau" · 3 letters · shape CVV  ·  "MSA" · 3 letters · shape CCV

Frequently Asked Questions

Can "mau" and "MSA" be used interchangeably?
No - they are not even the same part of speech. "mau" is an adjective and "MSA" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mau" or "MSA"?
"mau" is the more common of the two: it sits at frequency rank #35,149 in our French list, against #45,745 for "MSA". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "mau" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "MSA" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #19,899 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "mau" and "MSA" also get mixed up with nearby pairs, the highest-scored neighbour is "MSA vs MWh". Nearby pair

Confusion rank #19,899 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