chatvscoaWhich spelling fits?

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

Which to use

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

#2,616
“chat” frequency rank
#24,410
“coa” frequency rank
27026
confusion score

Side-by-Side Comparison

Feature chat coa
Definition To be engaged in informal conversation. A primitive hoe, a sharp wooden rod formerly used by Native Americans to till the soil.

Letter map: chat vs coa

Shared letters muted; letters that set chat and coa apart highlighted. Shared run: 2.

4 ch
chat
3 ch
coa

Role in the sentence - chat and coa

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: chat is averb and coaanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 27026, derived from the frequency rank of both members and their visual similarity.

chat is recorded at frequency rank #2,616, classified as averb, pronounced /ˈt͡ʃæt/. coa is at rank #24,410, 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 27026, this pair ranks #382,213 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of chat vs coa

Shared letters: ac. Private to "chat": ht. Private to "coa": o.

"chat" · 4 letters · shape CCVC  ·  "coa" · 3 letters · shape CVV

Known mistypes of this pair

  • chatcaht · cchat · chatt · chhat · chta · hcat

Frequently Asked Questions

Do "chat" and "coa" mean the same thing in a sentence?
No - they are not even the same part of speech. "chat" is a verb and "coa" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "chat" vs "coa" - which ranks higher?
"chat" is the more common of the two: it sits at frequency rank #2,616 in our English list, against #24,410 for "coa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "chat" and "coa".

  • Full dictionary entry for "chat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "coa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #382,213 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "chat" and "coa" also get mixed up with nearby pairs, the highest-scored neighbour is "coa vs Croat". 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 #382,213 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list