complex sentence vs coordinate clause

complex sentence and coordinate clause both are nouns.

Word	Noun	Adjective	Verb	Adverb
complex sentence	Yes	No	No	No
coordinate clause	Yes	No	No	No

complex sentence (noun)	coordinate clause (noun)
a sentence composed of at least one main clause and one subordinate clause	a clause in a complex sentence that is grammatically equivalent to the main clause and that performs the same grammatical function