accompany vs escort

accompany is not a noun while escort is a noun.

Word	Noun	Adjective	Verb	Adverb
accompany	No	No	Yes	No
escort	Yes	No	Yes	No

As verbs, escort is a hyponym of accompany; that is, escort is a word with a more specific, narrower meaning than accompany:

Other hyponyms of accompany include walk, consort, run, see, tag along.

accompany (noun)	escort (noun)
	the act of accompanying someone or something in order to protect them
	a participant in a date
	someone who escorts and protects a prominent person
	an attendant who is employed to accompany someone

accompany (verb)	escort (verb)
perform an accompaniment to	accompany as an escort
go or travel along with	conduct someone someplace
be present or associated with an event or entity
be a companion to somebody