sharpness vs urgency

sharpness and urgency both are nouns.

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

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

sharpness (noun)	urgency (noun)
harshness of manner	pressing importance requiring speedy action
thinness of edge or fineness of point	insistent solicitation and entreaty
a strong odor or taste property	the state of being urgent; an earnest and insistent necessity
the quality of being sharp and clear	an urgent situation calling for prompt action
the attribute of urgency in tone of voice
the quality of being keenly and painfully felt
a quick and penetrating intelligence