orchestrate vs orchestra

orchestrate is not a noun while orchestra is a noun.

Word	Noun	Adjective	Verb	Adverb
orchestrate	No	No	Yes	No
orchestra	Yes	No	No	No

orchestrate (noun)	orchestra (noun)
	seating on the main floor in a theater
	a musical organization consisting of a group of instrumentalists including string players

orchestrate (verb)	orchestra (verb)
plan and direct (a complex undertaking)
write an orchestra score for