to suddenly become angry or lose temper
se fâcher soudainement (se fâcher soudainement)
"She flared out when her plans were canceled."
"Elle s'est fâchée lorsque ses plans ont été annulés." (elle s'est fâchée lorsque ses plans ont été annulés)
to review or revise something carefully
to seem likely to develop into something
to exchange something for a better option
to earn trust and respect from others
to fail to keep up with lessons or work
to officially launch or implement new changes or improvement...