Adjective

(head)

foiled, stopped, disappointed

suffering from frustration; dissatisfied, agitated, and/or discontent because one is unable to perform an action or fulfill a desire.

*{{quote-news

, year=2012 , date=December 29 , author=Paul Doyle , title=Arsenal's Theo Walcott hits hat-trick in thrilling victory over Newcastle , work=The Guardian citation , page= , passage=Alan Pardew finished by far the most frustrated man at the Emirates, blaming fatigue for the fact that Arsenal were able to kill his team off in the dying minutes.}}

Adjective

(en adjective)

Being filled with, or in a state of despair; hopeless.

* (William Shakespeare)

Since his exile she hath despised me most, / Forsworn my company and rail'd at me, / That I am desperate of obtaining her.

* , chapter=16

, title= The Mirror and the Lamp , passage=“[…] She takes the whole thing with desperate seriousness. But the others are all easy and jovial—thinking about the good fare that is soon to be eaten, about the hired fly, about anything.”}}

Without regard to danger or safety; reckless; furious.

* Macaulay

desperate expedients

Beyond hope; causing despair; extremely perilous; irretrievable.

Extreme, in a bad sense; outrageous.

* (William Shakespeare)

a desperate offendress against nature

* Macaulay

the most desperate of reprobates

Extremely intense.