muvsmugConfusable pair

Which to use

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

#14,985
“mu” frequency rank
#31,613
“mug” frequency rank
46598
confusion score

Side-by-Side Comparison

Feature mu mug
Definition μ, Μ, douzième lettre et huitième consonne de l’alphabet grec. Grande tasse dont la forme et la capacité rappellent une chope.

Where the eye mixes mu and mug

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

2 ch
mu
3 ch
mug

Look-alike desk: mu vs mug

A purely visual mix-up. mu (\my\) and mug (\mœɡ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “mu” sits inside “mug”. Our composite confusion score for this pair is 46598, derived from the frequency rank of both members and their visual similarity.

mu is recorded at frequency rank #14,985, classified as anoun, pronounced \my\. mug is at rank #31,613, tagged as anoun, pronounced \mœɡ\.

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 46598, this pair ranks #193,652 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mu vs mug

Shared letters: mu. Private to "mu": -. Private to "mug": g.

"mu" · 2 letters · shape CV  ·  "mug" · 3 letters · shape CVC

Frequently Asked Questions

Can "mu" and "mug" be used interchangeably?
No. They are said differently (\my\ versus \mœɡ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "mu" or "mug"?
"mu" is the more common of the two: it sits at frequency rank #14,985 in our French list, against #31,613 for "mug". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "mu" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mug" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #193,652 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "mu" and "mug" also get mixed up with nearby pairs, the highest-scored neighbour is "mug vs MWh". Nearby pair

Confusion rank #193,652 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