caspavsCSATell them apart

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

Which to use

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

#42,827
“caspa” frequency rank
#21,705
“CSA” frequency rank
64532
confusion score

Side-by-Side Comparison

Feature caspa CSA
Definition doença cutânea caracterizada pela escamação excessiva de pele morta no couro cabeludo sigla de Canadian Space Agency, a Agência Espacial Canadense

Letter map: caspa vs CSA

Shared letters muted; letters that set caspa and CSA apart highlighted. Shared run: 3.

5 ch
caspa
3 ch
CSA

Part-of-speech tell for caspa / CSA

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: caspa is anoun and CSAanabbrev. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 64532, derived from the frequency rank of both members and their visual similarity.

caspa is recorded at frequency rank #42,827, classified as anoun, pronounced /ˈkas.pɐ/. CSA is at rank #21,705, tagged as anabbrev.

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 64532, this pair ranks #5,742 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of caspa vs CSA

Shared letters: acs. Private to "caspa": p. Private to "CSA": -.

"caspa" · 5 letters · shape CVCCV  ·  "CSA" · 3 letters · shape CCV

Known mistypes of this pair

  • caspaacspa · capsa · casap · casppa · casspa · ccaspa · csapa

Frequently Asked Questions

Is swapping "caspa" for "CSA" ever safe?
No - they are not even the same part of speech. "caspa" is a noun and "CSA" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "caspa" vs "CSA" - which ranks higher?
"CSA" is the more common of the two: it sits at frequency rank #21,705 in our Portuguese list, against #42,827 for "caspa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "caspa" and "CSA".

  • Full dictionary entry for "caspa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CSA" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #5,742 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "caspa" and "CSA" also get mixed up with nearby pairs, the highest-scored neighbour is "canja vs caspa". 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 #5,742 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list