capavscasaConfusable pair

Which to use

“capa” and “casa” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#43,554
“capa” frequency rank
#14,082
“casa” frequency rank
57636
confusion score

Side-by-Side Comparison

Feature capa casa
Definition A Spanish cloak. house

Letter map: capa vs casa

Shared letters muted; letters that set capa and casa apart highlighted. Shared run: 3. capa and casa follow the identical consonant-vowel pattern (CVCV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
capa
4 ch
casa

Corpus notes: capa and casa

capa and casa are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - p in “capa” becomes s in “casa”. Our composite confusion score for this pair is 57636, derived from the frequency rank of both members and their visual similarity.

capa is recorded at frequency rank #43,554, classified as anoun. casa is at rank #14,082, tagged as anoun, pronounced /ˈkɑːsə/.

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 57636, this pair ranks #118,016 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of capa vs casa

Shared letters: ac. Private to "capa": p. Private to "casa": s.

"capa" · 4 letters · shape CVCV  ·  "casa" · 4 letters · shape CVCV

Known mistypes of this pair

  • capa ← acpa · caap · cappa · ccapa · cpaa
  • casa ← acsa · caas · cassa · ccasa · csaa

Frequently Asked Questions

Do "capa" and "casa" mean the same thing in a sentence?
No. They differ by a single letter - p in “capa” becomes s in “casa”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary English text, does "capa" or "casa" show up more?
"casa" is the more common of the two: it sits at frequency rank #14,082 in our English list, against #43,554 for "capa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "capa" vs "casa" is on the table, pick a follow-up below.

  • Full dictionary entry for "capa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "casa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #118,016 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "capa" and "casa" also get mixed up with nearby pairs, the highest-scored neighbour is "capa vs caw". 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 #118,016 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list