Which to use
“cas” and “cof” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #19,656
- “cas” frequency rank
- #44,053
- “cof” frequency rank
- 63709
- confusion score
Side-by-Side Comparison
| Feature | cas | cof |
|---|---|---|
| Definition | Caso. | Imita el ruido que se hace al toser. |
Where the eye mixes cas and cof
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. cas and cof follow the identical consonant-vowel pattern (CVC). Same shape at a glance is often the real trap, independent of shared letters.
Visual trap between cas and cof
A purely visual mix-up. cas ([ˈkas]) and cof ([ˈkof]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 63709, derived from the frequency rank of both members and their visual similarity.
cas is recorded at frequency rank #19,656, classified as anoun, pronounced [ˈkas]. cof is at rank #44,053, tagged as anoun, pronounced [ˈkof].
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 63709, this pair ranks #47,902 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of cas vs cof
Shared letters: c. Private to "cas": as. Private to "cof": fo.
"cas" · 3 letters · shape CVC · "cof" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "cas" for "cof" ever safe?
In ordinary Spanish text, does "cas" or "cof" show up more?
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 "cas" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cof" - compare definitions side by side with the headword page. Word entry
- This pair ranks #47,902 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "cas" and "cof" also get mixed up with nearby pairs, the highest-scored neighbour is "cof vs cuc". Nearby pair
Confusion rank #47,902 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.