Question

austere means :
practicing great self - denial
incapable of being overcome or subdued
exceptionally bad or displeasing
shining intermittently with a sparkling light

Explanation:

The word "austere" is often associated with a simple, severe, or self - denying way of life. Self - denial is a key aspect of its meaning. The other options describe different concepts like invincibility, badness, and sparkling light which do not match the meaning of "austere".

Answer:

practicing great self - denial