to withdraw from an agreement or commitment
se retirer d'un accord ou d'un engagement (se retirer d'un accord ou d'un engagement)
"He backed out of the trip at the last minute."
"Il est revenu sur son voyage à la dernière minute." (Il est revenu sur son voyage à la derniere minute)
safe and unharmed after a difficult situation
to lose energy or enthusiasm
to feel responsible for many problems or duties
To move or pass quickly; sometimes used humorously.
to make a bad situation even worse
to organize and host a celebration