coupe vs automobile

coupe and automobile both are nouns.

Word	Noun	Adjective	Verb	Adverb
coupe	Yes	No	No	No
automobile	Yes	No	Yes	No

As nouns, automobile is a hypernym of coupe; that is, automobile is a word with a broader meaning than coupe:

coupe: a car with two doors and front seats and a luggage compartment
automobile: a motor vehicle with four wheels; usually propelled by an internal combustion engine

Other hypernyms of coupe include auto, car, machine, motorcar.

coupe (noun)	automobile (noun)
a car with two doors and front seats and a luggage compartment	a motor vehicle with four wheels; usually propelled by an internal combustion engine

coupe (verb)	automobile (verb)
	travel in an automobile