casus

noun

The verdict

“casus” has 7 generated spelling variants in the French index at frequency #48,398. The variants make it a useful spelling check.

#48,398
frequency rank, French
8,609
“C” headwords
7
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Chute.

Corpus desk

Index FR-casus · casus · French

casus · rank #48,398 · 7 variants · 20 confusables

  • FREQ-MID #48,398
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 7 variants
  • BOOK-DENSE 8,609
  • PHOTO-FINISH Carrington

Nearest frequency peer: Carrington (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Pairs de rang près de l'aimant d'erreurs « casus »

Même bande de rareté: utile si une faute tombe sur un lemme voisin

corpus weight

What this shows « casus » siège parmi ces pairs FrequencyWords; la profondeur des fautes est suivie à part dans le graphique d'édition.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

casus vs CSS
0% similar
casus vs CSU
0% similar
casus vs crus
60% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for casus
PropertyValue
Headwordcasus
LanguageFrench
Part of speechNoun
Letters5
Frequency rank#48,398
Misspellings tracked7
Confusable pairs20
SourceWiktionary (kaikki.org)

Fréquence de l'aimant d'erreurs « casus »

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.casusse place ici:

#1#100#1K#10K#100K
← used constantlyrarely used →

L'échelle est logarithmique (chaque tic ≈ 10× plus rare). Dans la même bande de rareté figurent « Carrington » (#48,397), « carolingienne » (#48,396), « Carnac » (#48,395). Parmi 8,609 lemmes en « C », « casus » est au #48,398. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 7 spelling variants around casus, anoun. Corpus frequency is #48,398 among 8,609 “C” headwords. Wiktionary lists 5 senses, so context still picks the gloss.

Our generated misspelling index lists 7 likely wrong-spelling variants for casus, with forms such as "acsus", "cassu", and "cassus". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "CSS", "CSU", "crus", and more, where similar look or sound leads writers to substitute one word for another in context.

This headword's origin isn't recorded in our source data, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is casus, spelled C-A-S-U-S.

Definition

  1. 1
    Chute.
  2. 2
    Déclin, chute, ruine, perte.
  3. 3
    Hasard, occasion.
  4. 4
    Accident, sinistre.
  5. 5
    Cas grammatical dans une déclinaison avec diverses désinences.

Recorded use

Wiktionary examples

These source excerpts show how casus appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. quod saepe in bello parvis momentis magni casus intercederent
  2. casum victoriae invenire

Synonyms

Common misspellings

Also misspelled as:

  • acsus
  • cassu
  • cassus
  • casuss
  • causs
  • ccasus
  • csaus

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of casus - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

acsus2cassu2cassus1casuss1causs2ccasus1csaus2
Edit distance from "casus"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "casus"?
"casus" is spelled C-A-S-U-S.
What does "casus" mean?
As a noun, "casus" means: Chute.
What words are commonly confused with "casus"?
"casus" is commonly confused with "CSS", "CSU", "crus". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "casus" come from?
"casus" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "casus", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 5 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (7 here; floor ≥5).

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

Source: FrequencyWords open word-frequency list