pilãovsprisãoTell them apart

Which to use

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

#45,522
“pilão” frequency rank
#834
“prisão” frequency rank
46356
confusion score

Side-by-Side Comparison

Feature pilão prisão
Definition mão do almofariz ato ou efeito de prender

Where the eye mixes pilão and prisão

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
pilão
6 ch
prisão

Why the eye confuses pilão with prisão

A purely visual mix-up. pilão (/pi.ˈlɐ̃w̃/) and prisão (/pɾi.ˈzɐ̃w̃/) 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 1 letter(s) in length. Our composite confusion score for this pair is 46356, derived from the frequency rank of both members and their visual similarity.

pilão is recorded at frequency rank #45,522, classified as anoun, pronounced /pi.ˈlɐ̃w̃/. prisão is at rank #834, tagged as anoun, pronounced /pɾi.ˈzɐ̃w̃/.

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 46356, this pair ranks #18,958 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of pilão vs prisão

Shared letters: iopã. Private to "pilão": l. Private to "prisão": rs.

"pilão" · 5 letters · shape CVCVV  ·  "prisão" · 6 letters · shape CCVCVV

Frequently Asked Questions

Can "pilão" and "prisão" be used interchangeably?
No. They are said differently (/pi.ˈlɐ̃w̃/ versus /pɾi.ˈzɐ̃w̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "pilão" or "prisão" show up more?
"prisão" is the more common of the two: it sits at frequency rank #834 in our Portuguese list, against #45,522 for "pilão". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "pilão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "prisão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #18,958 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "pilão" and "prisão" also get mixed up with nearby pairs, the highest-scored neighbour is "pilão vs platô". Nearby pair

Confusion rank #18,958 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