### Clue: Didn't remember to retain act after delaying play (7,3,5)
### Answer: WAITING FOR GODOT 
 ### Explanation: Definition: play
 [ FORGOT(didn't remember) **containing**(to retain) DO(to act/to take action) ] **placed after**(after) WAITING(delaying/holding back before taking action).**
Defn:  … by Samuel Beckett.