These bureaucratic delays have been causing us a lot of 'frustration'.
These delays have proven to be a major 'frustration'.
He was angry about the 'frustration' of his plans.
(..) - Would you like to play chess? - No. This will calm you down. I don't want to calm down.. What's wrong? Some sort of frustration caused by the inability to resist to the opponent. Oh, fine. He killed Fanch Tanguy. Ask him if that's Fanch Tanguy. (..)1981 To Kill a Cop