stark vs barren

stark is not a noun while barren is a noun.

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

As adjectives, stark and barren are synonyms defined as:

Other synonyms of stark include bare, bleak, desolate.

stark (noun)	barren (noun)
	an uninhabited wilderness that is worthless for cultivation

stark (adjective)	barren (adjective)
complete or extreme	providing no shelter or sustenance
providing no shelter or sustenance	completely wanting or lacking
severely simple	not bearing offspring
devoid of any qualifications or disguise or adornment
without qualification; used informally as (often pejorative) intensifiers

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