workaday vs everyday

workaday and everyday both are adjectives.

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

As adjectives, workaday and everyday are synonyms defined as:

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

workaday (adjective)	everyday (adjective)
found in the ordinary course of events	commonplace and ordinary
	appropriate for ordinary or routine occasions
	found in the ordinary course of events