caratvsCasasTell them apart

Quick tell: carat is a noun, Casas is a name, so they fill different roles in a sentence.

Which to use

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

#23,773
“carat” frequency rank
#43,560
“Casas” frequency rank
67333
confusion score

Side-by-Side Comparison

Feature carat Casas
Definition A metric unit of mass equal to exactly 200 mg, chiefly used for measuring precious stones and pearls. A surname from Spanish.

Letter map: carat vs Casas

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

5 ch
carat
5 ch
Casas

Part-of-speech tell for carat / Casas

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: carat is anoun and Casasaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 67333, derived from the frequency rank of both members and their visual similarity.

carat is recorded at frequency rank #23,773, classified as anoun, pronounced /ˈkæ.ɹət/. Casas is at rank #43,560, tagged as aname.

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 67333, this pair ranks #63,818 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of carat vs Casas

Shared letters: ac. Private to "carat": rt. Private to "Casas": s.

"carat" · 5 letters · shape CVCVC  ·  "Casas" · 5 letters · shape CVCVC

Known mistypes of this pair

  • carat ← acrat · caart · caratt · carrat · ccarat · craat
  • Casas ← acsas · caass · casass · cassas · ccasas · csaas

Frequently Asked Questions

Is swapping "carat" for "Casas" ever safe?
No - they are not even the same part of speech. "carat" is a noun and "Casas" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "carat" vs "Casas" - which ranks higher?
"carat" is the more common of the two: it sits at frequency rank #23,773 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

Pair "carat" vs "Casas" is on the table, pick a follow-up below.

  • Full dictionary entry for "carat" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Casas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #63,818 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "carat" and "Casas" 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 #63,818 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