stark vs austere

stark and austere both are adjectives.

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

As adjectives, stark and austere are synonyms defined as:

Other synonyms of stark include severe, stern.

stark (adjective)	austere (adjective)
complete or extreme	practicing great self-denial
providing no shelter or sustenance	of a stern or strict bearing or demeanor; forbidding in aspect
severely simple	severely simple
devoid of any qualifications or disguise or adornment
without qualification; used informally as (often pejorative) intensifiers

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