Hopeless
WordNet
adjective
(1) (informal to emphasize how bad it is) beyond hope of management or reform
"She handed me a hopeless jumble of papers"
"He is a hopeless romantic"
(2) Without hope because there seems to be no possibility of comfort or success
"In an agony of hopeless grief"
"With a hopeless sigh he sat down"
(3) Certain to fail
"The situation is hopeless"
(4) Of a person unable to do something skillfully
"I'm hopeless at mathematics"