socket vs box end wrench

socket and box end wrench both are nouns.

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

socket (noun)	box end wrench (noun)
a receptacle into which an electric device can be inserted	a wrench with a closed loop (a socket) that fits over a nut or bolt head
receptacle where something (a pipe or probe or end of a bone) is inserted
a bony hollow into which a structure fits