HaivshãoWhich spelling fits?

Quick tell: Hai is a noun, hão is a verb, so they fill different roles in a sentence.

Which to use

“Hai” is a noun and “hão” is a verb - they look or sound alike but fill different roles in a sentence.

#31,805
“Hai” frequency rank
#24,033
“hão” frequency rank
55838
confusion score

Side-by-Side Comparison

Feature Hai hão
Definition tubarão terceira pessoa do plural do presente do indicativo do verbo haver

Where the eye mixes Hai and hão

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

3 ch
Hai
3 ch
hão

Why the eye confuses Hai with hão

These two trip readers on the page rather than in the ear: Hai is /haɪ̯/ ouvir^(fonte ?) while hão is /ˈɐ̃w̃/ [ˈɐ̃ʊ̯̃]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 55838, derived from the frequency rank of both members and their visual similarity.

Hai is recorded at frequency rank #31,805, classified as anoun, pronounced /haɪ̯/ ouvir^(fonte ?). hão is at rank #24,033, tagged as averb, pronounced /ˈɐ̃w̃/ [ˈɐ̃ʊ̯̃].

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 55838, this pair ranks #10,343 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of Hai vs hão

Shared letters: h. Private to "Hai": ai. Private to "hão": .

"Hai" · 3 letters · shape CVV  ·  "hão" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "Hai" for "hão" ever safe?
No - they are not even the same part of speech. "Hai" is a noun and "hão" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Hai" or "hão"?
"hão" is the more common of the two: it sits at frequency rank #24,033 in our Portuguese list, against #31,805 for "Hai". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "Hai" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #10,343 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "Hai" and "hão" also get mixed up with nearby pairs, the highest-scored neighbour is "Hai vs hui". Nearby pair

Confusion rank #10,343 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