Which to use
“casi” is an adverb and “cat” is a noun - they look or sound alike but fill different roles in a sentence.
- #221
- “casi” frequency rank
- #10,282
- “cat” frequency rank
- 10503
- confusion score
Side-by-Side Comparison
| Feature | casi | cat |
|---|---|---|
| Definition | Que por poca diferencia no es, que tiene mucha semejanza. | (Felis silvestris catus) Gato. |
Where the eye mixes casi and cat
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: casi vs cat
These two trip readers on the page rather than in the ear: casi is [ˈkasi] while cat is [ˈkaʰt̪]. 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 (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 10503, derived from the frequency rank of both members and their visual similarity.
casi is recorded at frequency rank #221, classified as anadv, pronounced [ˈkasi]. cat is at rank #10,282, tagged as anoun, pronounced [ˈkaʰt̪].
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 10503, this pair ranks #298,363 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of casi vs cat
Shared letters: ac. Private to "casi": is. Private to "cat": t.
"casi" · 4 letters · shape CVCV · "cat" · 3 letters · shape CVC
Known mistypes of this pair
- casi ← acsi · caci · cais · cassi · ccasi · csai
Frequently Asked Questions
Can "casi" and "cat" be used interchangeably?
Which is more common, "casi" or "cat"?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "casi" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cat" - compare definitions side by side with the headword page. Word entry
- This pair ranks #298,363 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "casi" and "cat" also get mixed up with nearby pairs, the highest-scored neighbour is "cat vs cuc". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #298,363 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.