escort vs defender

escort and defender both are nouns.

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

As nouns, defender is a hypernym of escort; that is, defender is a word with a broader meaning than escort:

Other hypernyms of escort include guardian, protector, shielder.

escort (noun)	defender (noun)
the act of accompanying someone or something in order to protect them	a person who cares for persons or property
a participant in a date	a fighter who holds out against attack
someone who escorts and protects a prominent person
an attendant who is employed to accompany someone

escort (verb)	defender (verb)
accompany as an escort
conduct someone someplace