Casus

5 lettersnoun

Updated February 2026

Definition

A case or event, especially in the legal phrase 'casus belli' (an act justifying war).

“The border incursion was considered a casus belli by the neighbouring state.”

🟩

"Casus" contains 4 unique letters. It includes common vowels which helps with elimination.

🔤

"Casus" is worth 7 points in Scrabble. Look for premium squares to maximize your score.

Look up casus in an authoritative dictionary for full definitions, pronunciation, and etymology.

Download Word Challenge and challenge yourself with our daily word puzzles. Guess the hidden word in six tries or fewer!