casvsCCWhich spelling fits?

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

Which to use

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

#19,656
“cas” frequency rank
#3,387
“CC” frequency rank
23043
confusion score

Side-by-Side Comparison

Feature cas CC
Definition Caso. Sigla de Coalición Canaria.

Where the eye mixes cas and CC

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

3 ch
cas
2 ch
CC

Look-alike desk: cas vs CC

These two trip readers on the page rather than in the ear: cas is [ˈkas] while CC is [ˈk]. 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 23043, 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]. CC is at rank #3,387, tagged as anabbrev, pronounced [ˈk].

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 23043, this pair ranks #247,632 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of cas vs CC

Shared letters: c. Private to "cas": as. Private to "CC": -.

"cas" · 3 letters · shape CVC  ·  "CC" · 2 letters · shape CC

Frequently Asked Questions

Is swapping "cas" for "CC" ever safe?
No - they are not even the same part of speech. "cas" is a noun and "CC" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "cas" or "CC"?
"CC" is the more common of the two: it sits at frequency rank #3,387 in our Spanish list, against #19,656 for "cas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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 "CC" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #247,632 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cas" and "CC" also get mixed up with nearby pairs, the highest-scored neighbour is "cas vs cuc". Nearby pair

Confusion rank #247,632 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