"Car" is a noun because "car" is a thing.
Examples:
A car is used to travel - in that sentence, car is the subject and a noun.
I will go by car - in that sentence, car is the object of the preposition and also noun.
Makes is a plural noun (different makes of cars) and a verb (third person singular conjugation of make).
Makes is a plural noun (different makes of cars) and a verb (third person singular conjugation of make).
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath
adverb
The part of speech for "explicit" is an adjective.
The part of speech for "lecturer" is a noun.
The part of speech for "rapid" is an adjective.
The part of speech of "came" is a verb.
The part of speech for "breezy" is an adjective.