stark vs starkness

stark is not a noun while starkness is a noun.

Word	Noun	Adjective	Verb	Adverb
stark	No	Yes	No	Yes
starkness	Yes	No	No	No

stark (noun)	starkness (noun)
	an extreme lack of furnishings or ornamentation
	the quality of being complete or utter or extreme

stark (adjective)	starkness (adjective)
complete or extreme
providing no shelter or sustenance
severely simple
devoid of any qualifications or disguise or adornment
without qualification; used informally as (often pejorative) intensifiers

stark (adverb)	starkness (adverb)
to the fullest degree