WordNet sense 1 (not having or showing or requiring special skill or proficiency):

unskilled

WordNet sense 2 (not capable of occurring or being accomplished or dealt with):

impossible

WordNet sense 3 (unable to function; without help):

helpless, lost

WordNet sense 4 (marked by or showing hopelessness):

forlorn

WordNet sense 5 (without or almost without hope):

despondent

WordNet sense 6 (arising from or marked by despair or loss of hope):

despairing, desperate

WordNet sense 7 (showing utter resignation or hopelessness):

abject, unhopeful

WordNet sense 8 (having undesirable or negative qualities):

bad