Come down

verb 

- To descend, fall. - To decrease.

Real estate prices have come down since the peak of the boom. 

- To reach a decision. 

I can't guess which way the board will come down on the project. 

- To be passed through time. 

Much wisdom has come down in the form of proverbs. 

- (idiomatic) To return from an elevated state of consciousness or emotion. 

He finally came down from his post-bonus high.