make up for
phrasal verbmake up for something 
- to do something that corrects a bad situation synonym compensate
- Nothing can make up for the loss of a child.
 - After all the delays, we were anxious to make up for lost time.
 - Her enthusiasm makes up for her lack of experience.
 - A warm and sunny September made up for a miserable wet August.
 
 
make up (to somebody) for something 
- to do something for somebody or give them something because you have disappointed them or caused them trouble and wish to show that you are sorry synonym compensate
- How can I make up for the way I've treated you?
 - (informal) I'll make it up to you, I promise.