óbitovsoitoWhich spelling fits?

Quick tell: óbito is a noun, oito is an adjective, so they fill different roles in a sentence.

Which to use

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

#14,997
“óbito” frequency rank
#1,099
“oito” frequency rank
16096
confusion score

Side-by-Side Comparison

Feature óbito oito
Definition falecimento de pessoa; morte, passamento 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)

Letter map: óbito vs oito

Shared letters muted; letters that set óbito and oito apart highlighted. Shared run: 3. óbito runs 5 letters (VCVCV) against oito's 4 (VVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
óbito
4 ch
oito

Grammar separator: óbito vs oito

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: óbito is anoun and oitoanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 16096, derived from the frequency rank of both members and their visual similarity.

óbito is recorded at frequency rank #14,997, classified as anoun. oito is at rank #1,099, tagged as anadj, pronounced /ˈoj.tu/.

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 16096, this pair ranks #55,521 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of óbito vs oito

Shared letters: iot. Private to "óbito": bó. Private to "oito": -.

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

Known mistypes of this pair

  • oito ← ioto · oiot · oitto · otio

Frequently Asked Questions

Is swapping "óbito" for "oito" ever safe?
No - they are not even the same part of speech. "óbito" is a noun and "oito" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "óbito" vs "oito" - which ranks higher?
"oito" is the more common of the two: it sits at frequency rank #1,099 in our Portuguese list, against #14,997 for "óbito". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

You've compared "óbito" and "oito". Here's where to go from here.

  • Full dictionary entry for "óbito" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oito" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #55,521 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "óbito" and "oito" also get mixed up with nearby pairs, the highest-scored neighbour is "obeso vs óbito". 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 #55,521 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