asilovsavisoWhat's the difference?

Which to use

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

#9,000
“asilo” frequency rank
#2,354
“aviso” frequency rank
11354
confusion score

Side-by-Side Comparison

Feature asilo aviso
Definition local onde escondiam-se criminosos ato ou efeito de avisar

Where the eye mixes asilo and aviso

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
asilo
5 ch
aviso

Visual trap between asilo and aviso

A purely visual mix-up. asilo (/a.ˈzi.lu/) and aviso (/ɐ.ˈvi.zu/) 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 11354, derived from the frequency rank of both members and their visual similarity.

asilo is recorded at frequency rank #9,000, classified as anoun, pronounced /a.ˈzi.lu/. aviso is at rank #2,354, tagged as anoun, pronounced /ɐ.ˈvi.zu/.

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 11354, this pair ranks #61,509 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of asilo vs aviso

Shared letters: aios. Private to "asilo": l. Private to "aviso": v.

"asilo" · 5 letters · shape VCVCV  ·  "aviso" · 5 letters · shape VCVCV

Known mistypes of this pair

  • asiloaislo · asillo · asiol · aslio · assilo · sailo
  • avisoaivso · avios · avisso · avsio · avviso · vaiso

Frequently Asked Questions

Do "asilo" and "aviso" mean the same thing in a sentence?
No. They are said differently (/a.ˈzi.lu/ versus /ɐ.ˈvi.zu/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "asilo" or "aviso"?
"aviso" is the more common of the two: it sits at frequency rank #2,354 in our Portuguese list, against #9,000 for "asilo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "asilo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aviso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #61,509 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "asilo" and "aviso" also get mixed up with nearby pairs, the highest-scored neighbour is "aipo vs asilo". 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 #61,509 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