socket wrench vs socket

socket wrench and socket both are nouns.

Word	Noun	Adjective	Verb	Adverb
socket wrench	Yes	No	No	No
socket	Yes	No	No	No

socket wrench (noun)	socket (noun)
a wrench with a handle onto which sockets of different sizes can be fitted	a receptacle into which an electric device can be inserted
	receptacle where something (a pipe or probe or end of a bone) is inserted
	a bony hollow into which a structure fits