equestrian vs knight

equestrian and knight both are nouns.

Word	Noun	Adjective	Verb	Adverb
equestrian	Yes	Yes	No	No
knight	Yes	No	Yes	No

equestrian (noun)	knight (noun)
a person skilled in equitation	a chessman shaped to resemble the head of a horse; can move two squares horizontally and one vertically (or vice versa)
	originally a person of noble birth trained to arms and chivalry; today in Great Britain a person honored by the sovereign for personal merit

equestrian (adjective)	knight (adjective)
of or relating to or featuring horseback riding
of or relating to or composed of knights

equestrian (verb)	knight (verb)
	raise (someone) to knighthood