Which to use
“key” is a noun and “kk” is a phrase - they look or sound alike but fill different roles in a sentence.
- #788
- “key” frequency rank
- #22,719
- “kk” frequency rank
- 23507
- confusion score
Side-by-Side Comparison
| Feature | key | kk |
|---|---|---|
| Definition | An object designed to open and close a lock. | Okay (indicates that no further explanation is necessary for a subject, or that the message was understood and will be acted upon without further confirmation). |
Letter map: key vs kk
Shared letters muted; letters that set key and kk apart highlighted. Shared run: 1.
Part-of-speech tell for key / kk
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: key is anoun and kkaphrase. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 23507, derived from the frequency rank of both members and their visual similarity.
key is recorded at frequency rank #788, classified as anoun, pronounced /kiː/. kk is at rank #22,719, tagged as aphrase.
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 23507, this pair ranks #408,779 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of key vs kk
Shared letters: k. Private to "key": ey. Private to "kk": -.
"key" · 3 letters · shape CVV · "kk" · 2 letters · shape CC
Frequently Asked Questions
Is swapping "key" for "kk" ever safe?
In ordinary English text, does "key" or "kk" show up more?
What to do next
You've compared "key" and "kk". Here's where to go from here.
- Full dictionary entry for "key" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "kk" - compare definitions side by side with the headword page. Word entry
- This pair ranks #408,779 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "key" and "kk" also get mixed up with nearby pairs, the highest-scored neighbour is "kk vs Kop". Nearby pair
Confusion rank #408,779 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.