kat vs ki, What's the Difference?

Which to use

“kat” and “ki” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#15,371
“kat” frequency rank: #10,029
“ki” frequency rank: 25400
confusion score

Side-by-Side Comparison

Feature	kat	ki
Definition	gato (Felis sylvestris catus):	cão (mamífero domesticado - Canis lupus familiaris)

Where the eye mixes kat and ki

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch

kat

2 ch

Visual trap between kat and ki

A purely visual mix-up. kat (/ˈkɐt/) and ki (/ˈkiː/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 25400, 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/. ki is at rank #10,029, tagged as anoun, pronounced /ˈkiː/.

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 25400, this pair ranks #43,930 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of kat vs ki

Shared letters: k. Private to "kat": at. Private to "ki": i.

"kat" · 3 letters · shape CVC · "ki" · 2 letters · shape CV

Frequently Asked Questions

Is swapping "kat" for "ki" ever safe?

No. They are said differently (/ˈkɐt/ versus /ˈkiː/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Frequency check: "kat" vs "ki" - which ranks higher?

"ki" is the more common of the two: it sits at frequency rank #10,029 in our Portuguese list, against #15,371 for "kat". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "kat" and "ki" 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 "ki" - compare definitions side by side with the headword page. Word entry
This pair ranks #43,930 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"kat" and "ki" also get mixed up with nearby pairs, the highest-scored neighbour is "kari vs kat". Nearby pair

Confusion rank #43,930 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.