moivsmorWhich spelling fits?

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

Which to use

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

#20,946
“moi” frequency rank
#6,447
“mor” frequency rank
27393
confusion score

Side-by-Side Comparison

Feature moi mor
Definition mim, eu, pronome pessoal tónico da primeira pessoa do singular: maior

Where the eye mixes moi and mor

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

3 ch
moi
3 ch
mor

Visual trap between moi and mor

These two trip readers on the page rather than in the ear: moi is /mwa/ while mor is /ˈmɔh/ (carioca). Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “moi” becomes r in “mor”, and the parts of speech differ too (pronoun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 27393, derived from the frequency rank of both members and their visual similarity.

moi is recorded at frequency rank #20,946, classified as apron, pronounced /mwa/. mor is at rank #6,447, tagged as anadj, pronounced /ˈmɔh/ (carioca).

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 27393, this pair ranks #41,572 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of moi vs mor

Shared letters: mo. Private to "moi": i. Private to "mor": r.

"moi" · 3 letters · shape CVV  ·  "mor" · 3 letters · shape CVC

Frequently Asked Questions

Can "moi" and "mor" be used interchangeably?
No - they are not even the same part of speech. "moi" is a pronoun and "mor" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "moi" or "mor" show up more?
"mor" is the more common of the two: it sits at frequency rank #6,447 in our Portuguese list, against #20,946 for "moi". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "moi" and "mor" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "moi" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mor" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #41,572 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "moi" and "mor" also get mixed up with nearby pairs, the highest-scored neighbour is "maa vs moi". Nearby pair

Confusion rank #41,572 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