mauvsmorTell them apart

Which to use

“mau” and “mor” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,936
“mau” frequency rank
#6,447
“mor” frequency rank
8383
confusion score

Side-by-Side Comparison

Feature mau mor
Definition que não é de boa qualidade, ruim maior

Where the eye mixes mau and mor

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

3 ch
mau
3 ch
mor

Visual trap between mau and mor

A purely visual mix-up. mau (/ˈmaw/) and mor (/ˈmɔh/ (carioca)) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 8383, derived from the frequency rank of both members and their visual similarity.

mau is recorded at frequency rank #1,936, classified as anadj, pronounced /ˈmaw/. 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 8383, this pair ranks #65,409 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mau vs mor

Shared letters: m. Private to "mau": au. Private to "mor": or.

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

Frequently Asked Questions

Is swapping "mau" for "mor" ever safe?
No. They are said differently (/ˈmaw/ versus /ˈmɔh/ (carioca)) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "mau" or "mor"?
"mau" is the more common of the two: it sits at frequency rank #1,936 in our Portuguese list, against #6,447 for "mor". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "mau" 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 #65,409 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "mau" and "mor" also get mixed up with nearby pairs, the highest-scored neighbour is "maa vs mor". Nearby pair

Confusion rank #65,409 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