porçãovsportãoTell them apart

Which to use

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

#7,200
“porção” frequency rank
#5,450
“portão” frequency rank
12650
confusion score

Side-by-Side Comparison

Feature porção portão
Definition parte de algo, pedaço, ração, dose: porta grande

Where the eye mixes porção and portão

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. porção and portão follow the identical consonant-vowel pattern (CVCCVV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
porção
6 ch
portão

Why the eye confuses porção with portão

A purely visual mix-up. porção (/puɾ.ˈsɐ̃w̃/) and portão (/puɾ.ˈtɐ̃w̃/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - ç in “porção” becomes t in “portão”. Our composite confusion score for this pair is 12650, derived from the frequency rank of both members and their visual similarity.

porção is recorded at frequency rank #7,200, classified as anoun, pronounced /puɾ.ˈsɐ̃w̃/. portão is at rank #5,450, tagged as anoun, pronounced /puɾ.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 12650, this pair ranks #59,872 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of porção vs portão

Shared letters: oprã. Private to "porção": ç. Private to "portão": t.

"porção" · 6 letters · shape CVCCVV  ·  "portão" · 6 letters · shape CVCCVV

Frequently Asked Questions

Is swapping "porção" for "portão" ever safe?
No. They are said differently (/puɾ.ˈsɐ̃w̃/ versus /puɾ.ˈtɐ̃w̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "porção" or "portão"?
"portão" is the more common of the two: it sits at frequency rank #5,450 in our Portuguese list, against #7,200 for "porção". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "porção" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "portão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #59,872 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "porção" and "portão" also get mixed up with nearby pairs, the highest-scored neighbour is "porção vs punção". Nearby pair

Confusion rank #59,872 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