So let off some steam then relax after posting your complaints (i.e.: criticize, find fault, kick up a fuss, object, protest,
air your
grievances, grumble, carp, fuss, lament, bemoan, bewail, moan, whine, carry on, groan, kvetch, remonstrate, beef, bellyache, moan and groan, grouse, gripe, grump, bleat, whinge, squawk, squeal, and raise a stink.)