botovsboyWhich spelling fits?

Which to use

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

#17,714
“boto” frequency rank
#3,884
“boy” frequency rank
21598
confusion score

Side-by-Side Comparison

Feature boto boy
Definition mamífero da ordem dos cetáceos Inia geoffrensis, nativo da Amazônia e das costas do Atlântico e Pacífico, parecido com um golfinho garoto, rapaz, jovem

Letter map: boto vs boy

Shared letters muted; letters that set boto and boy apart highlighted. Shared run: 2.

4 ch
boto
3 ch
boy

Pair insight - boto / boy

boto and boy 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 21598, derived from the frequency rank of both members and their visual similarity.

boto is recorded at frequency rank #17,714, classified as anoun. boy is at rank #3,884, tagged as anoun, pronounced /bɔɪ/.

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 21598, this pair ranks #48,615 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of boto vs boy

Shared letters: bo. Private to "boto": t. Private to "boy": y.

"boto" · 4 letters · shape CVCV  ·  "boy" · 3 letters · shape CVV

Known mistypes of this pair

  • botobboto · botto · btoo · obto

Frequently Asked Questions

Is swapping "boto" for "boy" ever safe?
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.
Which is more common, "boto" or "boy"?
"boy" is the more common of the two: it sits at frequency rank #3,884 in our Portuguese list, against #17,714 for "boto". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "boto" and "boy".

  • Full dictionary entry for "boto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "boy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,615 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "boto" and "boy" also get mixed up with nearby pairs, the highest-scored neighbour is "bolor vs boto". 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 #48,615 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