— wobbler , n.
/wob"euhl/ , v. , wobbled, wobbling , n.
v.i.
1. to incline to one side and to the other alternately, as a wheel, top, or other rotating body when not properly balanced.
2. to move unsteadily from side to side: The table wobbled on its uneven legs.
3. to show unsteadiness; tremble; quaver: His voice wobbled.
4. to vacillate; waver.
v.t.
5. to cause to wobble.
n.
6. a wobbling movement.
Also, wabble .
[ 1650-60; wabbeln; akin to ON vafla to toddle, MHG wabelen to waver, OE waeflian to speak incoherently ]