chãovschiWhat's the difference?

Quick tell: chão is a noun, chi is a pronoun, so they fill different roles in a sentence.

Which to use

“chão” is a noun and “chi” is a pronoun - they look or sound alike but fill different roles in a sentence.

#1,140
“chão” frequency rank
#10,328
“chi” frequency rank
11468
confusion score

Side-by-Side Comparison

Feature chão chi
Definition corda quem

Letter map: chão vs chi

Shared letters muted; letters that set chão and chi apart highlighted. Shared run: 2.

4 ch
chão
3 ch
chi

Grammar separator: chão vs chi

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: chão is anoun and chiapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 11468, derived from the frequency rank of both members and their visual similarity.

chão is recorded at frequency rank #1,140, classified as anoun. chi is at rank #10,328, tagged as apron.

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 11468, this pair ranks #61,359 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of chão vs chi

Shared letters: ch. Private to "chão": . Private to "chi": i.

"chão" · 4 letters · shape CCVV  ·  "chi" · 3 letters · shape CCV

Frequently Asked Questions

Can "chão" and "chi" be used interchangeably?
No - they are not even the same part of speech. "chão" is a noun and "chi" a pronoun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "chão" or "chi" show up more?
"chão" is the more common of the two: it sits at frequency rank #1,140 in our Portuguese list, against #10,328 for "chi". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "chão" and "chi". Here's where to go from here.

  • Full dictionary entry for "chão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "chi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #61,359 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "chão" and "chi" also get mixed up with nearby pairs, the highest-scored neighbour is "chau vs chi". Nearby pair

Confusion rank #61,359 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