sharpness vs uncloudedness

sharpness and uncloudedness both are nouns.

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

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

Other hypernyms of sharpness include clarity, clearness.

sharpness (noun)	uncloudedness (noun)
harshness of manner	the quality of clear water
thinness of edge or fineness of point
a strong odor or taste property
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