Mühe [v] (die ~), Mühsal [v] (die ~) {zn.} trouble
effort
endeavour
attempt
Es ist der Mühe wert.
It's well worth the trouble.
Es war der Mühe wert.
It was well worth the trouble.
Bemühung [v] (die ~), Mühe [v] (die ~), Mühsal [v] (die ~), Versuch [m] (der ~) {zn.} attempt
effort
working
exertion
endeavour
Der Versuch misslang.
The attempt failed.
Dieser Versuch war gescheitert.
This attempt resulted in failure.