wackeln (ww):
wankelen(en) To waver or be unsteady.
(en) to move to one side and the other, as if about to fall, in standing or walking.
(en) move with an uneven or rocking motion., wiebelen(en) to move with irregular motions.
(en) move with an uneven or rocking motion., waggelen(en) to move to one side and the other, as if about to fall, in standing or walking.
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