Webster's Revised Unabridged Dictionary · 1913

Boggle

Boggle ({not transcribed}) , intransitive verb

[ See Bogle, n.]

1.
To stop or hesitate as if suddenly frightened, or in doubt, or impeded by unforeseen difficulties; to take alarm; to exhibit hesitancy and indecision.
We start and boggle at every unusual appearance. — Glanvill
Boggling at nothing which serveth their purpose. — Barrow
2.
To do anything awkwardly or unskillfully.
3.
To play fast and loose; to dissemble. — Howell

Boggle , transitive verb

To embarrass with difficulties; to make a bungle or botch of. [Local, United States]