improver vs wing

improver and wing both are nouns.

Word	Noun	Adjective	Verb	Adverb
improver	Yes	No	No	No
wing	Yes	No	Yes	No

As nouns, wing is a hyponym of improver; that is, wing is a word with a more specific, narrower meaning than improver:

Other hyponyms of improver include additive, afterthought, annex, annexe, extension, attachment, elongation, extension.

improver (noun)	wing (noun)
a component that is added to something to improve it	a movable organ for flying (one of a pair)
someone devoted to the promotion of human welfare and to social reforms	one of the horizontal airfoils on either side of the fuselage of an airplane
	an addition that extends a main building
	a barrier that surrounds the wheels of a vehicle to block splashing water or mud
	a stage area out of sight of the audience
	the wing of a fowl
	a unit of military aircraft
	the side of military or naval formation
	a group within a political party or legislature or other organization that holds distinct views or has a particular function
	(in flight formation) a position to the side and just to the rear of another aircraft
	a hockey player stationed in a forward position on either side

improver (verb)	wing (verb)
	travel through the air; be airborne