casacavscaspaWhich spelling fits?

Which to use

“casaca” and “caspa” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#37,223
“casaca” frequency rank
#42,827
“caspa” frequency rank
80050
confusion score

Side-by-Side Comparison

Feature casaca caspa
Definition paletó curto na frente, na altura da cintura e comprido atrás, com duas abas; vestuário de origem europeia e usado pelos aristocratas doença cutânea caracterizada pela escamação excessiva de pele morta no couro cabeludo

Where the eye mixes casaca and caspa

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
casaca
5 ch
caspa

Visual trap between casaca and caspa

A purely visual mix-up. casaca (/kɐ.ˈza.kɐ/) and caspa (/ˈkas.pɐ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 80050, derived from the frequency rank of both members and their visual similarity.

casaca is recorded at frequency rank #37,223, classified as anoun, pronounced /kɐ.ˈza.kɐ/. caspa is at rank #42,827, tagged as anoun, pronounced /ˈkas.pɐ/.

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 80050, this pair ranks #1,394 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of casaca vs caspa

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

"casaca" · 6 letters · shape CVCVCV  ·  "caspa" · 5 letters · shape CVCCV

Known mistypes of this pair

  • casacaacsaca · caasca · casaac · casacca · cascaa · cassaca · ccasaca · csaaca
  • caspaacspa · capsa · casap · casppa · casspa · ccaspa · csapa

Frequently Asked Questions

Can "casaca" and "caspa" be used interchangeably?
No. They are said differently (/kɐ.ˈza.kɐ/ versus /ˈkas.pɐ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "casaca" or "caspa" show up more?
"casaca" is the more common of the two: it sits at frequency rank #37,223 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.

What to do next

Eye-level mix-up between "casaca" and "caspa" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "casaca" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "caspa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,394 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "casaca" and "caspa" 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 #1,394 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