metanoia
noun
meta·noia ˌme-tə-ˈnȯi-ə 
: a transformative change of heart
especially : a spiritual conversion
Example Sentences
Recent Examples on the Web According to Hunter, and the Greek Orthodox Church, metanoia means to change one’s mind; to expand it in such a way as to have a new perspective on the world or one’s self. 
Cassady Rosenblum, Rolling Stone, 28 June 2022 During this past year, consumers have been experiencing a metanoia - a turning point caused by the pandemic. Elizabeth Edwards, Forbes, 12 Oct. 2021
Cassady Rosenblum, Rolling Stone, 28 June 2022 During this past year, consumers have been experiencing a metanoia - a turning point caused by the pandemic. Elizabeth Edwards, Forbes, 12 Oct. 2021 Word History
Etymology
Greek, from metanoiein to change one's mind, repent, from meta- + noein to think, from nous mind
First Known Use
1577, in the meaning defined above