clearcutness vs clearness

clearcutness and clearness both are nouns.

Word	Noun	Adjective	Verb	Adverb
clearcutness	Yes	No	No	No
clearness	Yes	No	No	No

As nouns, clearness is a hypernym of clearcutness; that is, clearness is a word with a broader meaning than clearcutness:

clearcutness: clarity as a consequence of precision
clearness: free from obscurity and easy to understand; the comprehensibility of clear expression

Other hypernyms of clearcutness include clarity, limpidity, lucidity, lucidness, pellucidity.

clearcutness (noun)	clearness (noun)
clarity as a consequence of precision	free from obscurity and easy to understand; the comprehensibility of clear expression
	the quality of clear water