cassisvscrassusConfusable pair

Which to use

“cassis” and “crassus” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#25,242
“cassis” frequency rank
#39,246
“crassus” frequency rank
64488
confusion score

Side-by-Side Comparison

Feature cassis crassus
Definition Arbrisseau produisant le fruit du même nom, de nom scientifique Ribes nigrum. Quelqu’un qui cherche toujours à se soustraire par la ruse à la moindre tâche ou corvée.

Where the eye mixes cassis and crassus

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. cassis runs 6 letters (CVCCVC) against crassus's 7 (CCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
cassis
7 ch
crassus

Look-alike desk: cassis vs crassus

A purely visual mix-up. cassis (\ka.sis\) and crassus (\kʁa.sys\) 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 64488, derived from the frequency rank of both members and their visual similarity.

cassis is recorded at frequency rank #25,242, classified as anoun, pronounced \ka.sis\. crassus is at rank #39,246, tagged as anoun, pronounced \kʁa.sys\.

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 64488, this pair ranks #76,830 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of cassis vs crassus

Shared letters: acs. Private to "cassis": i. Private to "crassus": ru.

"cassis" · 6 letters · shape CVCCVC  ·  "crassus" · 7 letters · shape CCVCCVC

Known mistypes of this pair

  • cassis ← acssis · casis · casiss · cassiss · casssi · ccassis · csasis
  • crassus ← carssus · ccrassus · crasssu · crassuss · crasus · crasuss · crrassus · crsasus

Frequently Asked Questions

Do "cassis" and "crassus" mean the same thing in a sentence?
No. They are said differently (\ka.sis\ versus \kʁa.sys\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "cassis" or "crassus"?
"cassis" is the more common of the two: it sits at frequency rank #25,242 in our French list, against #39,246 for "crassus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "cassis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "crassus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #76,830 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "cassis" and "crassus" also get mixed up with nearby pairs, the highest-scored neighbour is "casus vs crassus". 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 #76,830 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list