Starting at the front, working towards the rear:
Slop in the trans
Loose/failed trans mount
Slop in the drive shaft assembly - U joint, splines, couplings (flex disc)
Failed/loose subframe to body mount/bushings/mounting bolts
Slop /failed lower control arm(s), bushing(s), bearing(s)
Slop in the pinion to ring gear (diff)
Slop in the diff mount
Slop/failing CV joint(s) in the rear axle half shafts
Loose caliper(s), pads
Loose/failed shock(s)/mount(s)
Loose/failed sway bar, mount(s), link(s)
& check the lug nuts!
Happy hunting!