telephone vs telephone receiver

telephone and telephone receiver both are nouns.

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

telephone (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
transmitting speech at a distance

telephone (verb)	telephone receiver (verb)
get or try to get into communication (with someone) by telephone