Bobble and Gum up

Bobble verb - To make or do (something) in a clumsy or unskillful way.

Gum up and bobble are semantically related in disorder topic. In some cases you can use "Gum up" instead a verb "Bobble", when it comes to topics like blunder, botch, make mistake.

Gum up verb - To prevent passage through by filling with something.

Bobble and gum up are semantically related in botch topic. You can use "Bobble" instead a verb "Gum up".