instep vs shoe

instep and shoe both are nouns.

Word	Noun	Adjective	Verb	Adverb
instep	Yes	No	No	No
shoe	Yes	No	Yes	No

instep (noun)	shoe (noun)
the part of a shoe or stocking that covers the arch of the foot	footwear shaped to fit the foot (below the ankle) with a flexible upper of leather or plastic and a sole and heel of heavier material
the arch of the foot	U-shaped plate nailed to underside of horse's hoof
	a restraint provided when the brake linings are moved hydraulically against the brake drum to retard the wheel's rotation
	(card games) a case from which playing cards are dealt one at a time

instep (verb)	shoe (verb)
	furnish with shoes