1.Verbsimple past and past participle of frustrate
2.AdjectiveFoiled, stopped, disappointed. (Can we add an example for this sense?) (clarification of this definition is needed)
3.AdjectiveSuffering from frustration; dissatisfied, agitated, discontent and/or slightly angry because one is unable to perform an action or fulfill a desire, or something happened or someone else did something in a way one did not hope for, expect, or desire.
"She easily gets frustrated when it comes to financial matters."
4.AdjectiveImperfect form of execution of a crime in that, despite performing all the acts that should produce it, the crime fails to be consummated.
"A frustrated robbery may financially cripple the company or lead it to recover; a frustrated homicide or murder leaves the victim injured or wounded, not killed."