choler

UK: /ˈkɒlə/ US: (kol′ər)

WordReference Random House Unabridged Dictionary of American English © 2025

chol•er  (kol′ər), n. 

1. irascibility;
   anger;
   wrath;
   irritability.
2. [Old Physiol.] See yellow bile. 
3. [Obs.] biliousness.

• Greek choléra cholera
• Medieval Latin, Latin cholera
• Middle English colera 1350–1400

Collins Concise English Dictionary © HarperCollins Publishers::

choler / ˈkɒlə/ noun

1. anger or ill humour
2. one of the four bodily humours; yellow bile
   See humour8
3. biliousness

Etymology: 14th Century: from Old French colère, from Medieval Latin cholera, from Latin: jaundice, cholera