canhãovschãoTell them apart

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

Which to use

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

#11,596
“canhão” frequency rank
#1,140
“chão” frequency rank
12736
confusion score

Side-by-Side Comparison

Feature canhão chão
Definition mulher muito feia corda

Letter map: canhão vs chão

Shared letters muted; letters that set canhão and chão apart highlighted. Shared run: 4. canhão runs 6 letters (CVCCVV) against chão's 4 (CCVV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
canhão
4 ch
chão

Grammar separator: canhão vs chão

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: canhão is anadjective and chãoanoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 12736, derived from the frequency rank of both members and their visual similarity.

canhão is recorded at frequency rank #11,596, classified as anadj, pronounced /kɐ.ˈɲɐ̃w̃/. chão is at rank #1,140, tagged as anoun.

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 12736, this pair ranks #59,771 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of canhão vs chão

Shared letters: choã. Private to "canhão": an. Private to "chão": -.

"canhão" · 6 letters · shape CVCCVV  ·  "chão" · 4 letters · shape CCVV

Frequently Asked Questions

Can "canhão" and "chão" be used interchangeably?
No - they are not even the same part of speech. "canhão" is an adjective and "chão" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "canhão" vs "chão" - which ranks higher?
"chão" is the more common of the two: it sits at frequency rank #1,140 in our Portuguese list, against #11,596 for "canhão". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "canhão" and "chão".

  • Full dictionary entry for "canhão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "chão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #59,771 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "canhão" and "chão" also get mixed up with nearby pairs, the highest-scored neighbour is "cânhamo vs canhão". Nearby pair

Confusion rank #59,771 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