movsmocaWhich spelling fits?

Quick tell: mo is a pronoun, moca is an adjective, so they fill different roles in a sentence.

Which to use

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

#4,745
“mo” frequency rank
#39,266
“moca” frequency rank
44011
confusion score

Side-by-Side Comparison

Feature mo moca
Definition combinação de me (pronome pessoal oblíquo átono) e o (pronome pessoal oblíquo átono, pronome demonstrativo masculino ou pronome demonstrativo neutro) torpe, pasmão

Where the eye mixes mo and moca

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

2 ch
mo
4 ch
moca

Why the eye confuses mo with moca

These two trip readers on the page rather than in the ear: mo is /mo/ while moca is /ˈmɔ.kɐ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “mo” sits inside “moca”, and the parts of speech differ too (pronoun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 44011, derived from the frequency rank of both members and their visual similarity.

mo is recorded at frequency rank #4,745, classified as apron, pronounced /mo/. moca is at rank #39,266, tagged as anadj, pronounced /ˈmɔ.kɐ/.

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 44011, this pair ranks #21,542 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mo vs moca

Shared letters: mo. Private to "mo": -. Private to "moca": ac.

"mo" · 2 letters · shape CV  ·  "moca" · 4 letters · shape CVCV

Known mistypes of this pair

  • mocamcoa · mmoca · moac · mocca · omca

Frequently Asked Questions

Is swapping "mo" for "moca" ever safe?
No - they are not even the same part of speech. "mo" is a pronoun and "moca" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "mo" or "moca" show up more?
"mo" is the more common of the two: it sits at frequency rank #4,745 in our Portuguese list, against #39,266 for "moca". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "mo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "moca" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #21,542 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "mo" and "moca" also get mixed up with nearby pairs, the highest-scored neighbour is "maa vs moca". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #21,542 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list