kovskyTell them apart

Which to use

“ko” and “ky” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#10,717
“ko” frequency rank
#10,074
“ky” frequency rank
20791
confusion score

Side-by-Side Comparison

Feature ko ky
Definition A local shape to which the ko rule applies; a ko shape. Alternative form of kye (“cocoa”).

Letter map: ko vs ky

Shared letters muted; letters that set ko and ky apart highlighted. Shared run: 1.

2 ch
ko
2 ch
ky

Corpus notes: ko and ky

ko and ky are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - o in “ko” becomes y in “ky”. Our composite confusion score for this pair is 20791, derived from the frequency rank of both members and their visual similarity.

ko is recorded at frequency rank #10,717, classified as anoun, pronounced /ˈkəʊ/. ky is at rank #10,074, 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 20791, this pair ranks #428,639 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ko vs ky

Shared letters: k. Private to "ko": o. Private to "ky": y.

"ko" · 2 letters · shape CV  ·  "ky" · 2 letters · shape CV

Frequently Asked Questions

Do "ko" and "ky" mean the same thing in a sentence?
No. They differ by a single letter - o in “ko” becomes y in “ky”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "ko" vs "ky" - which ranks higher?
"ky" is the more common of the two: it sits at frequency rank #10,074 in our English list, against #10,717 for "ko". 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 "ko" and "ky".

  • Full dictionary entry for "ko" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ky" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #428,639 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ko" and "ky" also get mixed up with nearby pairs, the highest-scored neighbour is "ko vs Kop". Nearby pair

Confusion rank #428,639 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