movsmurWhich spelling fits?

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

Which to use

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

#7,460
“mo” frequency rank
#49,813
“mur” frequency rank
57273
confusion score

Side-by-Side Comparison

Feature mo mur
Definition Mi, mío. Ratón (roedor).

Letter map: mo vs mur

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

2 ch
mo
3 ch
mur

Role in the sentence - mo and mur

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: mo is anadjective and muranoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 57273, derived from the frequency rank of both members and their visual similarity.

mo is recorded at frequency rank #7,460, classified as anadj. mur is at rank #49,813, tagged as anoun, pronounced [ˈmuɾ].

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 57273, this pair ranks #71,153 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of mo vs mur

Shared letters: m. Private to "mo": o. Private to "mur": ru.

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

Frequently Asked Questions

Can "mo" and "mur" be used interchangeably?
No - they are not even the same part of speech. "mo" is an adjective and "mur" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mo" or "mur"?
"mo" is the more common of the two: it sits at frequency rank #7,460 in our Spanish list, against #49,813 for "mur". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "mo" vs "mur" is on the table, pick a follow-up below.

  • Full dictionary entry for "mo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #71,153 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mo" and "mur" also get mixed up with nearby pairs, the highest-scored neighbour is "mop vs mur". Nearby pair

Confusion rank #71,153 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