Which to use
“kat” is a noun and “key” is an adjective - they look or sound alike but fill different roles in a sentence.
- #15,371
- “kat” frequency rank
- #10,384
- “key” frequency rank
- 25755
- confusion score
Side-by-Side Comparison
| Feature | kat | key |
|---|---|---|
| Definition | gato (Felis sylvestris catus): | indispensável |
Where the eye mixes kat and key
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: kat vs key
These two trip readers on the page rather than in the ear: kat is /ˈkɐt/ while key is /kiː/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 25755, derived from the frequency rank of both members and their visual similarity.
kat is recorded at frequency rank #15,371, classified as anoun, pronounced /ˈkɐt/. key is at rank #10,384, tagged as anadj, pronounced /kiː/.
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 25755, this pair ranks #43,503 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of kat vs key
Shared letters: k. Private to "kat": at. Private to "key": ey.
"kat" · 3 letters · shape CVC · "key" · 3 letters · shape CVV
Frequently Asked Questions
Is swapping "kat" for "key" ever safe?
Frequency check: "kat" vs "key" - which ranks higher?
What to do next
Eye-level mix-up between "kat" and "key" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "kat" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "key" - compare definitions side by side with the headword page. Word entry
- This pair ranks #43,503 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "kat" and "key" also get mixed up with nearby pairs, the highest-scored neighbour is "kari vs kat". Nearby pair
Confusion rank #43,503 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.