alternativavsalternativoTell them apart

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

Which to use

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

#2,301
“alternativa” frequency rank
#8,142
“alternativo” frequency rank
10443
confusion score

Side-by-Side Comparison

Feature alternativa alternativo
Definition sucessão de duas coisas que não ocorrem ao mesmo tempo que apresenta alternância

Where the eye mixes alternativa and alternativo

Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. alternativa and alternativo follow the identical consonant-vowel pattern (VCCVCCVCVCV). Same shape at a glance is often the real trap, independent of shared letters.

11 ch
alternativa
11 ch
alternativo

Visual trap between alternativa and alternativo

These two trip readers on the page rather than in the ear: alternativa is /aɫ.tɨɾ.nɐ.ˈti.vɐ/ while alternativo is /ɐw.teɾ.nɐ.ˈʧi.vʊ/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “alternativa” becomes o in “alternativo”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 10443, derived from the frequency rank of both members and their visual similarity.

alternativa is recorded at frequency rank #2,301, classified as anoun, pronounced /aɫ.tɨɾ.nɐ.ˈti.vɐ/. alternativo is at rank #8,142, tagged as anadj, pronounced /ɐw.teɾ.nɐ.ˈʧi.vʊ/.

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 10443, this pair ranks #62,658 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of alternativa vs alternativo

Shared letters: aeilnrtv. Private to "alternativa": -. Private to "alternativo": o.

"alternativa" · 11 letters · shape VCCVCCVCVCV  ·  "alternativo" · 11 letters · shape VCCVCCVCVCV

Known mistypes of this pair

  • alternativa ← aletrnativa · allternativa · altenrativa · alterantiva · alternaitva · alternatiav · alternativva · alternattiva
  • alternativo ← aletrnativo · allternativo · altenrativo · alterantivo · alternaitvo · alternatiov · alternativvo · alternattivo

Frequently Asked Questions

Is swapping "alternativa" for "alternativo" ever safe?
No - they are not even the same part of speech. "alternativa" is a noun and "alternativo" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "alternativa" vs "alternativo" - which ranks higher?
"alternativa" is the more common of the two: it sits at frequency rank #2,301 in our Portuguese list, against #8,142 for "alternativo". 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 "alternativa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "alternativo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,658 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • 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 #62,658 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