Another disadvantage of a wobble dado over stacked dado is undesirable vibrations. Un-balanced fans wobble and vibrate. Finally, the top can wobble up and down; the inclination angle is the nutation angle. The polar motion is primarily due to free core nutation and the Chandler wobble. Dry feathers are brittle and break easily, causing the shuttle to wobble. "Wibble", "wobble", "wubble", and "flob" are also used in the UK. The result was that I overstrained my voice, and that caused it to wobble. Simpson managed to ride a further before he began to wobble. A variant of standard trap is Wobble or Wobble trap. The wobble worsened as train cars became longer and heavier. The Frome Cobble Wobble, is an individually timed bicycle hill climb sprint. Larger plates wobble more, and thus produce taller sundogs. Every time I would hit it, it would wobble from left to right. Wobble bass has been nick named, Wobble-step. Players have to wobble 100-yards down the field avoiding all kinds of objects.