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.
(..) Will you still care? Will you be there? In my trials... And my tribulations... Through all doubts... And frustrations... In my violence... In my turbulence... Through my fear... And my confessions... In my anguish... (..)1993 Free Willy