abnegation
From Longman Dictionary of Contemporary Englishabnegationab‧ne‧ga‧tion /ˌæbnəˈɡeɪʃən/ noun [uncountable] formal LET/ALLOWwhen you do not allow yourself to have or do something that you want → self-denialExamples from the Corpusabnegation• If the Court holds fast to its abnegation of this traditional role, it could mark a sea change in federal-state relations.• The sticking point in faith for me was abnegation.Origin abnegation (1500-1600) Late Latin abnegatio, from Latin abnegare “to refuse”, from ab- “away” + negare “to deny”