casavsclassWhat's the difference?

Which to use

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

#91
“casa” frequency rank
#10,854
“class” frequency rank
10945
confusion score

Side-by-Side Comparison

Feature casa class
Definition construção que serve de moradia (Informática) classe

Letter map: casa vs class

Shared letters muted; letters that set casa and class apart highlighted. Shared run: 3.

4 ch
casa
5 ch
class

Spelling & dictionary notes on casa vs class

casa and class are indexed as a confusable Portuguese 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 1 letter(s) in length. Our composite confusion score for this pair is 10945, derived from the frequency rank of both members and their visual similarity.

casa is recorded at frequency rank #91, classified as anoun, pronounced /ˈka.zɐ/. class is at rank #10,854, tagged as anoun.

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 10945, this pair ranks #62,017 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of casa vs class

Shared letters: acs. Private to "casa": -. Private to "class": l.

"casa" · 4 letters · shape CVCV  ·  "class" · 5 letters · shape CCVCC

Known mistypes of this pair

  • casaacsa · caas · cassa · ccasa · csaa
  • classcalss · cclass · clas · cllass · clsas · lcass

Frequently Asked Questions

Can "casa" and "class" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "casa" vs "class" - which ranks higher?
"casa" is the more common of the two: it sits at frequency rank #91 in our Portuguese list, against #10,854 for "class". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "casa" and "class".

  • Full dictionary entry for "casa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "class" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,017 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "casa" and "class" also get mixed up with nearby pairs, the highest-scored neighbour is "chess vs class". 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 #62,017 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