movsmopWhat's the difference?

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

Which to use

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

#7,460
“mo” frequency rank
#47,942
“mop” frequency rank
55402
confusion score

Side-by-Side Comparison

Feature mo mop
Definition Mi, mío. Trapeador (América), fregona (España).

Letter map: mo vs mop

Shared letters muted; letters that set mo and mop apart highlighted. Shared run: 2.

2 ch
mo
3 ch
mop

Role in the sentence - mo and mop

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: mo is anadjective and mopanoun. On the page they differ by 1 extra letter(s) - “mo” sits inside “mop”. Our composite confusion score for this pair is 55402, derived from the frequency rank of both members and their visual similarity.

mo is recorded at frequency rank #7,460, classified as anadj. mop is at rank #47,942, tagged as anoun, pronounced /mɒp/.

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 55402, this pair ranks #79,059 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of mo vs mop

Shared letters: mo. Private to "mo": -. Private to "mop": p.

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

Frequently Asked Questions

Do "mo" and "mop" mean the same thing in a sentence?
No - they are not even the same part of speech. "mo" is an adjective and "mop" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mo" or "mop"?
"mo" is the more common of the two: it sits at frequency rank #7,460 in our Spanish list, against #47,942 for "mop". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "mo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mop" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #79,059 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mo" and "mop" also get mixed up with nearby pairs, the highest-scored neighbour is "mop vs mur". Nearby pair

Confusion rank #79,059 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