prisãovsprisonTell them apart

Which to use

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

#834
“prisão” frequency rank
#18,155
“prison” frequency rank
18989
confusion score

Side-by-Side Comparison

Feature prisão prison
Definition ato ou efeito de prender prisão, cadeia, cárcere:

Where the eye mixes prisão and prison

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
prisão
6 ch
prison

Visual trap between prisão and prison

A purely visual mix-up. prisão (/pɾi.ˈzɐ̃w̃/) and prison (/pʁi.zɔ̃/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 18989, derived from the frequency rank of both members and their visual similarity.

prisão is recorded at frequency rank #834, classified as anoun, pronounced /pɾi.ˈzɐ̃w̃/. prison is at rank #18,155, tagged as anoun, pronounced /pʁi.zɔ̃/.

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 18989, this pair ranks #51,879 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of prisão vs prison

Shared letters: ioprs. Private to "prisão": ã. Private to "prison": n.

"prisão" · 6 letters · shape CCVCVV  ·  "prison" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • prisonpirson · pprison · priosn · prisno · prisonn · prisson · prrison · prsion

Frequently Asked Questions

Do "prisão" and "prison" mean the same thing in a sentence?
No. They are said differently (/pɾi.ˈzɐ̃w̃/ versus /pʁi.zɔ̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "prisão" or "prison" show up more?
"prisão" is the more common of the two: it sits at frequency rank #834 in our Portuguese list, against #18,155 for "prison". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "prisão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "prison" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #51,879 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "prisão" and "prison" also get mixed up with nearby pairs, the highest-scored neighbour is "pilão vs prisão". 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 #51,879 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