Compounds of 弩

• 弩
  (n) (1) crossbow (inc. large models operated by a number of people)
  (2) netted apparatus atop a wall containing large stones, which were dropped onto attackers by cutting the net
  (3) slingshot
  catapult
• 弩級
  (n) dreadnought (dreadnaught) class of warship
• 超弩級
  (n) superdreadnought (class of warship)
• 弩級艦
  (n) dreadnought