designate vs denominate

designate is an adjective but denominate is not an adjective.

Word	Noun	Adjective	Verb	Adverb
designate	No	Yes	Yes	No
denominate	No	No	Yes	No

As verbs, designate and denominate are synonyms defined as:

designate (adjective)	denominate (adjective)
appointed but not yet installed in office

designate (verb)	denominate (verb)
design or destine	assign a name or title to
assign a name or title to
decree or designate beforehand
indicate a place, direction, person, or thing; either spatially or figuratively
give an assignment to (a person) to a post, or assign a task to (a person)