alunovsautoWhich spelling fits?

Which to use

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

#4,036
“aluno” frequency rank
#1,421
“auto” frequency rank
5457
confusion score

Side-by-Side Comparison

Feature aluno auto
Definition pessoa que está aprendendo solenidade; ação pública

Letter map: aluno vs auto

Shared letters muted; letters that set aluno and auto apart highlighted. Shared run: 3.

5 ch
aluno
4 ch
auto

Spelling & dictionary notes on aluno vs auto

aluno and auto are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 5457, derived from the frequency rank of both members and their visual similarity.

aluno is recorded at frequency rank #4,036, classified as anoun. auto is at rank #1,421, tagged as anoun, pronounced /ˈaw.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 5457, this pair ranks #69,157 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of aluno vs auto

Shared letters: aou. Private to "aluno": ln. Private to "auto": t.

"aluno" · 5 letters · shape VCVCV  ·  "auto" · 4 letters · shape VVCV

Known mistypes of this pair

  • alunoalluno · alnuo · alunno · aluon · aulno · launo
  • autoatuo · auot · autto · uato

Frequently Asked Questions

Can "aluno" and "auto" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary Portuguese text, does "aluno" or "auto" show up more?
"auto" is the more common of the two: it sits at frequency rank #1,421 in our Portuguese list, against #4,036 for "aluno". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "aluno" and "auto". Here's where to go from here.

  • Full dictionary entry for "aluno" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "auto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #69,157 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "aluno" and "auto" also get mixed up with nearby pairs, the highest-scored neighbour is "alado vs aluno". 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 #69,157 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