wall plug vs outlet

wall plug and outlet both are nouns.

Word	Noun	Adjective	Verb	Adverb
wall plug	Yes	No	No	No
outlet	Yes	No	No	No

As nouns, wall plug and outlet are synonyms defined as:

wall plug and outlet: receptacle providing a place in a wiring system where current can be taken to run electrical devices

Other synonyms of wall plug include electric outlet, electric receptacle, electrical outlet, wall socket.

wall plug (noun)	outlet (noun)
receptacle providing a place in a wiring system where current can be taken to run electrical devices	activity that frees or expresses creative energy or emotion
	an opening that permits escape or release
	a place of business for retailing goods
	receptacle providing a place in a wiring system where current can be taken to run electrical devices