mo vs mun, What's the Difference?

Which to use

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

#7,460
“mo” frequency rank: #31,453
“mun” frequency rank: 38913
confusion score

Side-by-Side Comparison

Feature	mo	mun
Definition	Mi, mío.	Boca.

Letter map: mo vs mun

Shared letters muted; letters that set mo and mun apart highlighted. Shared run: 1.

2 ch

3 ch

mun

Grammar separator: mo vs mun

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: mo is anadjective and munanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 38913, derived from the frequency rank of both members and their visual similarity.

mo is recorded at frequency rank #7,460, classified as anadj. mun is at rank #31,453, tagged as anoun, pronounced [ˈmɵnː].

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 38913, this pair ranks #167,400 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mo vs mun

Shared letters: m. Private to "mo": o. Private to "mun": nu.

"mo" · 2 letters · shape CV · "mun" · 3 letters · shape CVC

Frequently Asked Questions

Do "mo" and "mun" mean the same thing in a sentence?

No - they are not even the same part of speech. "mo" is an adjective and "mun" a noun, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "mo" vs "mun" - which ranks higher?

"mo" is the more common of the two: it sits at frequency rank #7,460 in our Spanish list, against #31,453 for "mun". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "mo" and "mun". Here's where to go from here.

Full dictionary entry for "mo" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "mun" - compare definitions side by side with the headword page. Word entry
This pair ranks #167,400 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
"mo" and "mun" also get mixed up with nearby pairs, the highest-scored neighbour is "mun vs mur". Nearby pair

Confusion rank #167,400 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.