Koh vs kyu, What's the Difference?

Which to use

“Koh” is a name and “kyu” is a noun - they look or sound alike but fill different roles in a sentence.

#23,322
“Koh” frequency rank: #35,806
“kyu” frequency rank: 59128
confusion score

Side-by-Side Comparison

Feature	Koh	kyu
Definition	A surname.	A grade or rank in various Japanese activities such as martial arts, flower arranging, and the game of go.

Letter map: Koh vs kyu

Shared letters muted; letters that set Koh and kyu apart highlighted. Shared run: 1.

3 ch

Koh

3 ch

kyu

Grammar separator: Koh vs kyu

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Koh is aname and kyuanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 59128, derived from the frequency rank of both members and their visual similarity.

Koh is recorded at frequency rank #23,322, classified as aname. kyu is at rank #35,806, 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 59128, this pair ranks #108,128 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Koh vs kyu

Shared letters: k. Private to "Koh": ho. Private to "kyu": uy.

"Koh" · 3 letters · shape CVC · "kyu" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "Koh" for "kyu" ever safe?

No - they are not even the same part of speech. "Koh" is a name and "kyu" a noun, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "Koh" vs "kyu" - which ranks higher?

"Koh" is the more common of the two: it sits at frequency rank #23,322 in our English list, against #35,806 for "kyu". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "Koh" and "kyu". Here's where to go from here.

Full dictionary entry for "Koh" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "kyu" - compare definitions side by side with the headword page. Word entry
This pair ranks #108,128 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"Koh" and "kyu" also get mixed up with nearby pairs, the highest-scored neighbour is "Kop vs kyu". Nearby pair

Confusion rank #108,128 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.