power point vs wall socket

power point and wall socket both are nouns.

Word	Noun	Adjective	Verb	Adverb
power point	Yes	No	No	No
wall socket	Yes	No	No	No

As nouns, wall socket is a hypernym of power point; that is, wall socket is a word with a broader meaning than power point:

power point: a wall socket
wall socket: receptacle providing a place in a wiring system where current can be taken to run electrical devices

Other hypernyms of power point include electric outlet, electric receptacle, electrical outlet, outlet, wall plug.

power point (noun)	wall socket (noun)
a wall socket	receptacle providing a place in a wiring system where current can be taken to run electrical devices