harness vs headgear

harness and headgear both are nouns.

Word	Noun	Adjective	Verb	Adverb
harness	Yes	No	Yes	No
headgear	Yes	No	No	No

harness (noun)	headgear (noun)
stable gear consisting of an arrangement of leather straps fitted to a draft animal so that it can be attached to and pull a cart	clothing for the head
a support consisting of an arrangement of straps for holding something to the body (especially one supporting a person suspended from a parachute)	stable gear consisting of any part of a harness that fits about the horse's head
	the hoist at the pithead of a mine

harness (verb)	headgear (verb)
keep in check
exploit the power of
put a harness
control and direct with or as if by reins