MSTvsmusWhich spelling fits?

Which to use

“MST” and “mus” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#27,137
“MST” frequency rank
#26,805
“mus” frequency rank
53942
confusion score

Side-by-Side Comparison

Feature MST mus
Definition Maladie transmissible par les rapports sexuels. Jeu de cartes populaire d'origine basque.

Where the eye mixes MST and mus

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

3 ch
MST
3 ch
mus

Why the eye confuses MST with mus

A purely visual mix-up. MST (\ɛm.ɛs.te\) and mus (\muʃ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 53942, derived from the frequency rank of both members and their visual similarity.

MST is recorded at frequency rank #27,137, classified as anoun, pronounced \ɛm.ɛs.te\. mus is at rank #26,805, tagged as anoun, pronounced \muʃ\.

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 53942, this pair ranks #137,414 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of MST vs mus

Shared letters: ms. Private to "MST": t. Private to "mus": u.

"MST" · 3 letters · shape CCC  ·  "mus" · 3 letters · shape CVC

Frequently Asked Questions

Can "MST" and "mus" be used interchangeably?
No. They are said differently (\ɛm.ɛs.te\ versus \muʃ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "MST" or "mus"?
"mus" is the more common of the two: it sits at frequency rank #26,805 in our French list, against #27,137 for "MST". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "MST" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #137,414 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "MST" and "mus" also get mixed up with nearby pairs, the highest-scored neighbour is "MST vs MWh". Nearby pair

Confusion rank #137,414 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