Adjective
1. severely simple;
"a stark interior"2. of a stern or strict bearing or demeanor; forbidding in aspect;
"an austere expression""a stern face"3. practicing great self-denial;
"Be systematically ascetic...do...something for no other reason than that you would rather not do it"- William James"a desert nomad's austere life""a spartan diet""a spartan existence"