saturnine vs glum

saturnine and glum both are adjectives.

Word	Noun	Adjective	Verb	Adverb
saturnine	No	Yes	No	No
glum	No	Yes	No	No

As adjectives, saturnine and glum are synonyms defined as:

Other synonyms of saturnine include dark, dour, glowering, moody, morose, sour, sullen.

saturnine (adjective)	glum (adjective)
showing a brooding ill humor	moody and melancholic
bitter or scornful	showing a brooding ill humor