oitovsoutroConfusable pair

Quick tell: oito is a adjective, outro is a pronoun, so they fill different roles in a sentence.

Which to use

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

#1,099
“oito” frequency rank
#141
“outro” frequency rank
1240
confusion score

Side-by-Side Comparison

Feature oito outro
Definition número equivalente a sete mais um; cardinalidade de um conjunto que contenha oito elementos distintos, representado pelo símbolo 8 (algarismos arábicos) ou VIII (algarismos romanos) que é diferente da pessoa ou da coisa que foi mencionada; que não é o mesmo; diverso, diferente

Where the eye mixes oito and outro

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. oito runs 4 letters (VVCV) against outro's 5 (VVCCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
oito
5 ch
outro

Visual trap between oito and outro

These two trip readers on the page rather than in the ear: oito is /ˈoj.tu/ while outro is /ˈow.tɾu/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 1240, derived from the frequency rank of both members and their visual similarity.

oito is recorded at frequency rank #1,099, classified as anadj, pronounced /ˈoj.tu/. outro is at rank #141, tagged as apron, pronounced /ˈow.tɾu/.

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 1240, this pair ranks #74,355 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of oito vs outro

Shared letters: ot. Private to "oito": i. Private to "outro": ru.

"oito" · 4 letters · shape VVCV  ·  "outro" · 5 letters · shape VVCCV

Known mistypes of this pair

  • oito ← ioto · oiot · oitto · otio
  • outro ← oturo · ourto · outor · outrro · outtro · uotro

Frequently Asked Questions

Do "oito" and "outro" mean the same thing in a sentence?
No - they are not even the same part of speech. "oito" is an adjective and "outro" a pronoun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "oito" or "outro" show up more?
"outro" is the more common of the two: it sits at frequency rank #141 in our Portuguese list, against #1,099 for "oito". 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 "oito" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "outro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #74,355 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "oito" and "outro" also get mixed up with nearby pairs, the highest-scored neighbour is "oito vs omo". 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 #74,355 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