self discipline[noun]Synonyms: will, discipline, self-command, self-control, self-government, self-mastery, self-restraint, willpower
[TahlilGaran] English Synonym Dictionary ▲
ˌself-ˈdiscipline noun [uncountable] the ability to make yourself do the things you know you ought to do, without someone making you do them:
A lot of the kids seemed to lack self-discipline.—self-disciplined adjective [TahlilGaran] Dictionary of Contemporary English ▲