Part of speech: Adjective
pertaining to or characteristic of an ascetic or the practice of rigorous self-discipline
Example: ascetic practices
Part of speech: Adjective
practicing great self-denial
Example: 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
Ascetical, Abstainer, Ascetic, Austere, Spartan
The word "ascetic" comes from Ancient Greek ἀσκητικός, which was borrowed from Medieval Latin asceticus.
The Greek language preserved ancient Indo-European roots better than most other languages.