aileron vs control surface

aileron and control surface both are nouns.

Word	Noun	Adjective	Verb	Adverb
aileron	Yes	No	No	No
control surface	Yes	No	No	No

As nouns, control surface is a hypernym of aileron; that is, control surface is a word with a broader meaning than aileron:

aileron: an airfoil that controls lateral motion
control surface: a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight

Other hypernyms of aileron include aerofoil, airfoil, surface.

aileron (noun)	control surface (noun)
an airfoil that controls lateral motion	a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight