an act of 'bravery' [=a brave act]
He received a medal for 'bravery'.
She showed great 'bravery'.
(..) That's all I got. We're going to run out unless we can get to that mule and get some more. I'll go. This is no time for bravery. I'll let you. Loaded. Hell! I'm the one that has to go. (..)1969 Butch Cassidy and the Sundance Kid