masvsmatasWhich spelling fits?

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

Which to use

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

#25
“mas” frequency rank
#10,927
“matas” frequency rank
10952
confusion score

Side-by-Side Comparison

Feature mas matas
Definition conjunção adversativa, indica clara oposição entre ideias plural de mata

Where the eye mixes mas and matas

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
mas
5 ch
matas

Look-alike desk: mas vs matas

These two trip readers on the page rather than in the ear: mas is /ˈmɐʃ/ while matas is /ˈma.tɐʃ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (conjunction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 10952, derived from the frequency rank of both members and their visual similarity.

mas is recorded at frequency rank #25, classified as aconj, pronounced /ˈmɐʃ/. matas is at rank #10,927, tagged as anoun, pronounced /ˈma.tɐʃ/.

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 10952, this pair ranks #62,006 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mas vs matas

Shared letters: ams. Private to "mas": -. Private to "matas": t.

"mas" · 3 letters · shape CVC  ·  "matas" · 5 letters · shape CVCVC

Known mistypes of this pair

  • matasamtas · maats · matass · matsa · mattas · mmatas · mtaas

Frequently Asked Questions

Do "mas" and "matas" mean the same thing in a sentence?
No - they are not even the same part of speech. "mas" is a conjunction and "matas" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mas" or "matas"?
"mas" is the more common of the two: it sits at frequency rank #25 in our Portuguese list, against #10,927 for "matas". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "mas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "matas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,006 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "mas" and "matas" also get mixed up with nearby pairs, the highest-scored neighbour is "maa vs matas". 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 #62,006 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