bad, poor, inferior, defective, delinquent, hoodlum, hooligan
good, excellent, fine, nice, pleasant, agreeable, sufficient, enough, ready, prepared, profitable (deal, business offer, etc.), beneficial, OK, all right, fine, no problem, easy to ...
good, fine, excellent, favorable, favourable, satisfactory
on good terms (with), on friendly terms (with), (getting along) well, in harmony, happily, peacefully
good quality, fine quality, superior quality, high quality
the best, ideal
close friendship, close friend, good friend, bosom buddy, chum, pal
good (person, nature, etc.), good-natured, virtuous, honest