Antonym of ASCETICISM

Asceticism : severe self-discipline and avoiding of all forms of indulgence, typically for religious reasons.
Bliss : perfect happiness; great joy.
Pleasure : enjoyment and entertainment, as opposed to necessity.
Joy : a feeling of great pleasure and happiness.
Trance : a half-conscious state characterized by an absence of response to external stimuli, typically as induced by hypnosis or entered by a medium.

Antonym of Asceticism is Pleasure