Aesthetic is an adjective which is concerned with beauty or the appreciation of beauty.

Ii is also used as a noun which means a set of principles concerning the work of a particular artist or his work.

Sentences:

- That designer’s clothes usually have an aesthetic quality.

- Greek philosophy derives highly from aesthetics.

Ascetic is an adjective which refers to strict self- discipline and abstention from all kinds of indulgence, especially for religious reasons.

It is also a noun which refers to a person who practices such self-discipline

Sentences:

- Ascetic practices are followed deeply in Buddhism.

- He gradually became an ascetic, with a large number of followers.