mãovsmasConfusable pair

Quick tell: mão is a noun, mas is a conjunction, so they fill different roles in a sentence.

Which to use

“mão” is a noun and “mas” is a conjunction - they look or sound alike but fill different roles in a sentence.

#451
“mão” frequency rank
#25
“mas” frequency rank
476
confusion score

Side-by-Side Comparison

Feature mão mas
Definition extremidade do membro anterior dos primatas, capaz de manipular objetos; parte do corpo semelhante ou análoga em outros animais conjunção adversativa, indica clara oposição entre ideias

Where the eye mixes mão and mas

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
mão
3 ch
mas

Look-alike desk: mão vs mas

These two trip readers on the page rather than in the ear: mão is /mãw/ while mas is /ˈmɐʃ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs conjunction), which is usually the fastest check. Our composite confusion score for this pair is 476, derived from the frequency rank of both members and their visual similarity.

mão is recorded at frequency rank #451, classified as anoun, pronounced /mãw/. mas is at rank #25, tagged as aconj, pronounced /ˈmɐʃ/.

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 476, this pair ranks #75,182 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mão vs mas

Shared letters: m. Private to "mão": . Private to "mas": as.

"mão" · 3 letters · shape CVV  ·  "mas" · 3 letters · shape CVC

Frequently Asked Questions

Can "mão" and "mas" be used interchangeably?
No - they are not even the same part of speech. "mão" is a noun and "mas" a conjunction, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mão" or "mas"?
"mas" is the more common of the two: it sits at frequency rank #25 in our Portuguese list, against #451 for "mão". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "mão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #75,182 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "mão" and "mas" also get mixed up with nearby pairs, the highest-scored neighbour is "maa vs mão". Nearby pair

Confusion rank #75,182 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