Free will
free will
/ˌfrē ˈwil/
noun
1. 1.
the power of acting without the constraint of necessity or fate; the ability to act at one's own discretion.
2 synonyms: 3 volition, independence, self-determination, self-sufficiency, autonomy, spontaneity; freedom, liberty "they take for granted their blessed right to free will"
4 voluntarily, willingly, readily, freely, spontaneously, without reluctance, without being forced, without being asked, without being encouraged; of one's own accord, of one's own volition, of one's own choosing, by one's own preference
"she left of her own free willInformation from: google