workaday vs quotidian

workaday and quotidian both are adjectives.

Word	Noun	Adjective	Verb	Adverb
workaday	No	Yes	No	No
quotidian	No	Yes	No	No

As adjectives, workaday and quotidian are synonyms defined as:

Other synonyms of workaday include everyday, mundane, routine, unremarkable.

workaday (adjective)	quotidian (adjective)
found in the ordinary course of events	found in the ordinary course of events