CasasvscrassWhat's the difference?

Quick tell: Casas is a name, crass is an adjective, so they fill different roles in a sentence.

Which to use

“Casas” is a name and “crass” is an adjective - they look or sound alike but fill different roles in a sentence.

#43,560
“Casas” frequency rank
#30,381
“crass” frequency rank
73941
confusion score

Side-by-Side Comparison

Feature Casas crass
Definition A surname from Spanish. Coarse; crude; unrefined or insensitive; lacking discrimination or taste.

Letter map: Casas vs crass

Shared letters muted; letters that set Casas and crass apart highlighted. Shared run: 4. Casas (CVCVC) and crass (CCVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
Casas
5 ch
crass

Role in the sentence - Casas and crass

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Casas is aname and crassanadjective. On the page they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 73941, derived from the frequency rank of both members and their visual similarity.

Casas is recorded at frequency rank #43,560, classified as aname. crass is at rank #30,381, tagged as anadj, pronounced /kɹæs/.

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 73941, this pair ranks #37,939 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Casas vs crass

Shared letters: acs. Private to "Casas": -. Private to "crass": r.

"Casas" · 5 letters · shape CVCVC  ·  "crass" · 5 letters · shape CCVCC

Known mistypes of this pair

  • Casas ← acsas · caass · casass · cassas · ccasas · csaas
  • crass ← ccrass · crrass · crsas · rcass

Frequently Asked Questions

Can "Casas" and "crass" be used interchangeably?
No - they are not even the same part of speech. "Casas" is a name and "crass" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Casas" vs "crass" - which ranks higher?
"crass" is the more common of the two: it sits at frequency rank #30,381 in our English list, against #43,560 for "Casas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "Casas" and "crass". Here's where to go from here.

  • Full dictionary entry for "Casas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "crass" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #37,939 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Casas" and "crass" also get mixed up with nearby pairs, the highest-scored neighbour is "Casas vs cates". 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 #37,939 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