katvskmTell them apart

Quick tell: kat is a noun, km is an abbrev, so they fill different roles in a sentence.

Which to use

“kat” is a noun and “km” is an abbrev - they look or sound alike but fill different roles in a sentence.

#30,974
“kat” frequency rank
#1,860
“km” frequency rank
32834
confusion score

Side-by-Side Comparison

Feature kat km
Definition Gato. Abreviatura de kilómetro o kilómetros.

Where the eye mixes kat and km

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

3 ch
kat
2 ch
km

Look-alike desk: kat vs km

These two trip readers on the page rather than in the ear: kat is [kæd] while km is [ˈkm]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 32834, derived from the frequency rank of both members and their visual similarity.

kat is recorded at frequency rank #30,974, classified as anoun, pronounced [kæd]. km is at rank #1,860, tagged as anabbrev, pronounced [ˈkm].

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 32834, this pair ranks #199,955 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of kat vs km

Shared letters: k. Private to "kat": at. Private to "km": m.

"kat" · 3 letters · shape CVC  ·  "km" · 2 letters · shape CC

Frequently Asked Questions

Can "kat" and "km" be used interchangeably?
No - they are not even the same part of speech. "kat" is a noun and "km" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "kat" vs "km" - which ranks higher?
"km" is the more common of the two: it sits at frequency rank #1,860 in our Spanish list, against #30,974 for "kat". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "kat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "km" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #199,955 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "kat" and "km" also get mixed up with nearby pairs, the highest-scored neighbour is "Kano vs kat". Nearby pair

Confusion rank #199,955 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list