anovsasaWhich spelling fits?

Which to use

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

#99
“ano” frequency rank
#7,104
“asa” frequency rank
7203
confusion score

Side-by-Side Comparison

Feature ano asa
Definition período de tempo correspondente à revolução da Terra em torno do Sol que equivale a 365 dias, 6 horas, 13 minutos e 53 segundos membro de um animal que serve para o voo

Where the eye mixes ano and asa

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
ano
3 ch
asa

Visual trap between ano and asa

A purely visual mix-up. ano (/ˈãⁿ.nu/) and asa (/ˈa.zɐ/) 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 7203, derived from the frequency rank of both members and their visual similarity.

ano is recorded at frequency rank #99, classified as anoun, pronounced /ˈãⁿ.nu/. asa is at rank #7,104, tagged as anoun, pronounced /ˈa.zɐ/.

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 7203, this pair ranks #66,988 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ano vs asa

Shared letters: a. Private to "ano": no. Private to "asa": s.

"ano" · 3 letters · shape VCV  ·  "asa" · 3 letters · shape VCV

Frequently Asked Questions

Do "ano" and "asa" mean the same thing in a sentence?
No. They are said differently (/ˈãⁿ.nu/ versus /ˈa.zɐ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "ano" vs "asa" - which ranks higher?
"ano" is the more common of the two: it sits at frequency rank #99 in our Portuguese list, against #7,104 for "asa". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "ano" and "asa" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "ano" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "asa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #66,988 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ano" and "asa" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs asa". Nearby pair

Confusion rank #66,988 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