get up (one's) nerve (to do something)

To muster or draw upon one's courage or resolve to do something. I wanted to ask Mary Sue to the prom, but I never got up the nerve. I hope Jonathan finally gets up his nerve to ask his boss for a raise.

Common Names:

Name	Pronounced	Usage
Hyam	-	Hebrew
Antelmo	-	Spanish, Portuguese, Italian
Furaha	-	Eastern African, Swahili
TeÀRlach	-	Scottish
Carlota	kahr-LO-tah (Spanish)	Spanish, Portuguese
Yehoshua	-	Hebrew, Biblical Hebrew