escort vs guard

escort and guard both are nouns.

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

escort (noun)	guard (noun)
the act of accompanying someone or something in order to protect them	a position on a basketball team
a participant in a date	the duty of serving as a sentry
someone who escorts and protects a prominent person	(American football) a position on the line of scrimmage between the center and the tackles
an attendant who is employed to accompany someone	a precautionary measure warding off impending danger or damage or injury etc.
	a device designed to prevent injury or accidents
	a posture of defence in boxing or fencing
	a military unit serving to protect some place or person
	the person who lines up between the center and the tackles on the offensive line of a football team on the line of scrimmage
	a person who keeps watch over something or someone
	the person who plays the position of guard on a basketball team

escort (verb)	guard (verb)
accompany as an escort	watch over or shield from danger or harm; protect
conduct someone someplace	protect against a challenge or attack
	to keep watch over
	take precautions in order to avoid some unwanted consequence