How do you spell Boggling

Available Definitions:
1)  n. - To stop or hesitate as if suddenly frightened, or in doubt, or impeded by unforeseen difficulties; to take alarm; to exhibit hesitancy and indecision.
2)  n. - To do anything awkwardly or unskillfully.
3)  n. - To play fast and loose; to dissemble.
4)  v. t. - To embarrass with difficulties; to make a bungle or botch of.