casusvscaucusConfusable pair

Which to use

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

#48,398
“casus” frequency rank
#30,511
“caucus” frequency rank
78909
confusion score

Side-by-Side Comparison

Feature casus caucus
Definition Chute. Réunion à huis clos des membres d’un parti politique.

Letter map: casus vs caucus

Shared letters muted; letters that set casus and caucus apart highlighted. Shared run: 4.

5 ch
casus
6 ch
caucus

Spelling & dictionary notes on casus vs caucus

casus and caucus are indexed as a confusable French 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 78909, derived from the frequency rank of both members and their visual similarity.

casus is recorded at frequency rank #48,398, classified as anoun. caucus is at rank #30,511, tagged as anoun, pronounced \ko.kys\.

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 78909, this pair ranks #24,556 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of casus vs caucus

Shared letters: acsu. Private to "casus": -. Private to "caucus": -.

"casus" · 5 letters · shape CVCVC  ·  "caucus" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • casusacsus · cassu · cassus · casuss · causs · ccasus · csaus
  • caucusacucus · cacuus · cauccus · caucsu · caucuss · cauucs · ccaucus · cuacus

Frequently Asked Questions

Is swapping "casus" for "caucus" ever safe?
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.
In ordinary French text, does "casus" or "caucus" show up more?
"caucus" is the more common of the two: it sits at frequency rank #30,511 in our French list, against #48,398 for "casus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "casus" and "caucus".

  • Full dictionary entry for "casus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "caucus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #24,556 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "casus" and "caucus" also get mixed up with nearby pairs, the highest-scored neighbour is "cakes vs casus". 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 #24,556 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