capitalvscapitãoTell them apart

Quick tell: capital is a adjective, capitão is a noun, so they fill different roles in a sentence.

Which to use

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

#579
“capital” frequency rank
#1,768
“capitão” frequency rank
2347
confusion score

Side-by-Side Comparison

Feature capital capitão
Definition relativo à cabeça chefe militar

Letter map: capital vs capitão

Shared letters muted; letters that set capital and capitão apart highlighted. Shared run: 5. capital (CVCVCVC) and capitão (CVCVCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

7 ch
capital
7 ch
capitão

Part-of-speech tell for capital / capitão

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: capital is anadjective and capitãoanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 2347, derived from the frequency rank of both members and their visual similarity.

capital is recorded at frequency rank #579, classified as anadj. capitão is at rank #1,768, tagged as anoun, pronounced /kɐ.pi.ˈtɐ̃w̃/.

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 2347, this pair ranks #73,062 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of capital vs capitão

Shared letters: acipt. Private to "capital": l. Private to "capitão": oã.

"capital" · 7 letters · shape CVCVCVC  ·  "capitão" · 7 letters · shape CVCVCVV

Known mistypes of this pair

  • capital ← acpital · caiptal · capiatl · capitall · capitla · capittal · cappital · captial

Frequently Asked Questions

Is swapping "capital" for "capitão" ever safe?
No - they are not even the same part of speech. "capital" is an adjective and "capitão" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "capital" or "capitão"?
"capital" is the more common of the two: it sits at frequency rank #579 in our Portuguese list, against #1,768 for "capitão". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "capital" and "capitão".

  • Full dictionary entry for "capital" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "capitão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #73,062 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "capital" and "capitão" also get mixed up with nearby pairs, the highest-scored neighbour is "capeta vs capitão". 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 #73,062 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