poçovsporçãoWhat's the difference?

Which to use

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

#5,129
“poço” frequency rank
#7,200
“porção” frequency rank
12329
confusion score

Side-by-Side Comparison

Feature poço porção
Definition buraco fundo, geralmente circular, cavado no chão, com o objetivo de encontrar água parte de algo, pedaço, ração, dose:

Where the eye mixes poço and porção

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. poço runs 4 letters (CVCV) against porção's 6 (CVCCVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
poço
6 ch
porção

Visual trap between poço and porção

A purely visual mix-up. poço (/ˈpo.su/) and porção (/puɾ.ˈsɐ̃w̃/) 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 2 letter(s) in length. Our composite confusion score for this pair is 12329, derived from the frequency rank of both members and their visual similarity.

poço is recorded at frequency rank #5,129, classified as anoun, pronounced /ˈpo.su/. porção is at rank #7,200, tagged as anoun, pronounced /puɾ.ˈsɐ̃w̃/.

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 12329, this pair ranks #60,305 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of poço vs porção

Shared letters: opç. Private to "poço": -. Private to "porção": rã.

"poço" · 4 letters · shape CVCV  ·  "porção" · 6 letters · shape CVCCVV

Frequently Asked Questions

Can "poço" and "porção" be used interchangeably?
No. They are said differently (/ˈpo.su/ versus /puɾ.ˈsɐ̃w̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "poço" or "porção"?
"poço" is the more common of the two: it sits at frequency rank #5,129 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.

Useful next steps

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

  • Full dictionary entry for "poço" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "porção" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #60,305 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "poço" and "porção" also get mixed up with nearby pairs, the highest-scored neighbour is "poço vs pomo". Nearby pair

Confusion rank #60,305 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