mesvsmuConfusable pair

Which to use

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

#403
“mes” frequency rank
#9,685
“mu” frequency rank
10088
confusion score

Side-by-Side Comparison

Feature mes mu
Definition Cada una de las doce partes, de duración variable según el sistema pero similar al ciclo lunar, en que se divide el año. Onomatopeya del mugido o bramido de un bovino.

Where the eye mixes mes and mu

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
mes
2 ch
mu

Visual trap between mes and mu

A purely visual mix-up. mes ([ˈmes]) and mu ([ˈmu]) 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 letter(s) in length. Our composite confusion score for this pair is 10088, derived from the frequency rank of both members and their visual similarity.

mes is recorded at frequency rank #403, classified as anoun, pronounced [ˈmes]. mu is at rank #9,685, tagged as anoun, pronounced [ˈmu].

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 10088, this pair ranks #299,857 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mes vs mu

Shared letters: m. Private to "mes": es. Private to "mu": u.

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

Frequently Asked Questions

Is swapping "mes" for "mu" ever safe?
No. They are said differently ([ˈmes] versus [ˈmu]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "mes" or "mu"?
"mes" is the more common of the two: it sits at frequency rank #403 in our Spanish list, against #9,685 for "mu". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "mes" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #299,857 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mes" and "mu" also get mixed up with nearby pairs, the highest-scored neighbour is "mu vs mur". Nearby pair

Confusion rank #299,857 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list