MEANING: verb intr.: To work feebly.
noun: A feeble action or movement.

ETYMOLOGY: A blend of spud (a dagger or digging implement) + puddle. Earliest documented use: 1630.

SPURDLE - to use your spurs to encourage your horse to jump over a hurdle

SPUDULE - a diminutive potato

SPUNDLE - a small sharp object which in the past was used to prick your finger to enable you to sleep