telephone set vs telephone receiver

telephone set and telephone receiver both are nouns.

Word	Noun	Adjective	Verb	Adverb
telephone set	Yes	No	No	No
telephone receiver	Yes	No	No	No

telephone set (noun)	telephone receiver (noun)
electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds	earphone that converts electrical signals into sounds