bank, bear down, bring low, couch, crab, debase, depress, detrude, dip, downbear, feather, fishtail, haul down, indent, let down, loop, lower, plow, porpoise, press down, pull down, pull out, pull up, reduce, roll, sideslip, sink, skid, spin, spiral, stunt, take down, thrust down, undulate, yaw