bobbling
bob-bling
verb
Moving with small, quick, up-and-down movements, often unsteadily.
"The cork was bobbling on the water."
verb
Fumbling or mishandling an object, especially a ball in sports.
"He kept bobbling the football."
Thesaurus
Synonyms: bobble, spoil, screw up, fuck up, fluff, botch, ball up, flub, botch up, bollocks up, bumble, bollix