Willpower is the ability to control and motivate oneself to do something or resist temptation, even when it is challenging or you do not feel like doing it. Full definition
This stuff on a rice cake will save me a whole ton of willpower of not trying to eat the cake with nut butter (more than I'm supposed to at least - nobody is going to come between me and my nut butters!). (minimalistbaker.com)
Reduced the sugar to 300g to leave room sweetness wise for the candy shells and did not regret it... It's taking a lot of willpower not to shove the ones I said I'd bring home to my parents straight into my face. (smittenkitchen.com)
Not only will you feel better, but you will also make better decisions — and you will be able to exercise more willpower in making those decisions. (mindbodygreen.com)