sharpness vs contour

sharpness and contour both are nouns.

Word	Noun	Adjective	Verb	Adverb
sharpness	Yes	No	No	No
contour	Yes	No	Yes	No

As nouns, contour is a hypernym of sharpness; that is, contour is a word with a broader meaning than sharpness:

Other hypernyms of sharpness include configuration, conformation, form, shape.

sharpness (noun)	contour (noun)
harshness of manner	any spatial attributes (especially as defined by outline)
thinness of edge or fineness of point	a feature (or the order or arrangement of features) of anything having a complex structure
a strong odor or taste property	a line drawn on a map connecting points of equal height
the quality of being sharp and clear
the attribute of urgency in tone of voice
the quality of being keenly and painfully felt
a quick and penetrating intelligence

sharpness (verb)	contour (verb)
	form the contours of