flaps vs landing flap

flaps and landing flap both are nouns.

Word	Noun	Adjective	Verb	Adverb
flaps	Yes	No	No	No
landing flap	Yes	No	No	No

As nouns, landing flap is a hyponym of flaps; that is, landing flap is a word with a more specific, narrower meaning than flaps:

flaps: a movable airfoil that is part of an aircraft wing; used to increase lift or drag
landing flap: a flap on the underside of the wing that is lowered to slow the plane for landing

flaps (noun)	landing flap (noun)
a movable airfoil that is part of an aircraft wing; used to increase lift or drag	a flap on the underside of the wing that is lowered to slow the plane for landing