WordNet sense 1 (unable to see distant objects clearly):

myopic, nearsighted

WordNet sense 2 (not given careful consideration):

ill-considered, ill-judged

WordNet sense 3 (not prudent or wise):

imprudent

WordNet sense 4 (lacking foresight or scope):

short, unforesightful

WordNet sense 5 (not provident; not providing for the future):

improvident