oitovsótimoTell them apart

Which to use

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

#1,099
“oito” frequency rank
#1,417
“ótimo” frequency rank
2516
confusion score

Side-by-Side Comparison

Feature oito ótimo
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 muito bom

Where the eye mixes oito and ótimo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. oito runs 4 letters (VVCV) against ótimo's 5 (VCVCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
oito
5 ch
ótimo

Why the eye confuses oito with ótimo

A purely visual mix-up. oito (/ˈoj.tu/) and ótimo (/ˈɒ.t͡ʃɪ.mʊ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 2516, 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/. ótimo is at rank #1,417, tagged as anadj, pronounced /ˈɒ.t͡ʃɪ.mʊ/.

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 2516, this pair ranks #72,852 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of oito vs ótimo

Shared letters: iot. Private to "oito": -. Private to "ótimo": mó.

"oito" · 4 letters · shape VVCV  ·  "ótimo" · 5 letters · shape VCVCV

Known mistypes of this pair

  • oito ← ioto · oiot · oitto · otio

Frequently Asked Questions

Can "oito" and "ótimo" be used interchangeably?
No. They are said differently (/ˈoj.tu/ versus /ˈɒ.t͡ʃɪ.mʊ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "oito" or "ótimo" show up more?
"oito" is the more common of the two: it sits at frequency rank #1,099 in our Portuguese list, against #1,417 for "ótimo". 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 "oito" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ótimo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #72,852 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "oito" and "ótimo" also get mixed up with nearby pairs, the highest-scored neighbour is "omo vs ótimo". 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 #72,852 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