spoiler vs surface

spoiler and surface both are nouns.

Word	Noun	Adjective	Verb	Adverb
spoiler	Yes	No	No	No
surface	Yes	Yes	Yes	No

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

spoiler: a hinged airfoil on the upper surface of an aircraft wing that is raised to reduce lift and increase drag
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 spoiler include aerofoil, airfoil, control surface.

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

spoiler: an airfoil mounted on the rear of a car to reduce lift at high speeds
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 spoiler include aerofoil, airfoil, control surface.

spoiler (noun)	surface (noun)
a hinged airfoil on the upper surface of an aircraft wing that is raised to reduce lift and increase drag	the outer boundary of an artifact or a material layer constituting or resembling such a boundary
an airfoil mounted on the rear of a car to reduce lift at high speeds	a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight
someone who takes spoils or plunder (as in war)	a superficial aspect as opposed to the real nature of something
a candidate with no chance of winning but who may draw enough votes to prevent one of the leading candidates from winning	information that has become public
someone who pampers or spoils by excessive indulgence	the extended two-dimensional outer boundary of a three-dimensional object
	the outermost level of the land or sea

spoiler (adjective)	surface (adjective)
	on the surface

spoiler (verb)	surface (verb)
	appear or become visible; make a showing
	put a coat on; cover the surface of; furnish with a surface
	come to the surface