choler vs ill humour

choler and ill humour both are nouns.

Word	Noun	Adjective	Verb	Adverb
choler	Yes	No	No	No
ill humour	Yes	No	No	No

As nouns, ill humour is a hypernym of choler; that is, ill humour is a word with a broader meaning than choler:

Other hypernyms of choler include distemper, ill humor.

choler (noun)	ill humour (noun)
a humor that was once believed to be secreted by the liver and to cause irritability and anger	an angry and disagreeable mood
a strong emotion; a feeling that is oriented toward some real or supposed grievance
an irritable petulant feeling