Compounds of 鼓す

• 鼓す
  (v5s) (1) to beat (a drum)
  (2) to pluck up courage
• 鼓する
  (vs-s) (1) to beat (a drum)
  (2) to pluck up courage
• 勇を鼓す
  (exp) to screw up one's courage
  to take heart