abnegation

noun

1. (countable, uncountable)A denial; a renunciation; denial of desire or self-interest.

   “With abnegation of God, of his honor, and of religion, they may retain the friendship of the court.”

   “Tony's face expressed relief, and Nettie sat silent for a moment until the vicar said “It was a generous impulse, but it may have been a momentary one, while in the case of monk and crusader there must have been a sustaining purpose, and possibly a great abnegation, a leaving of lands and possessions.””