boggle

Short definition from Wiktionary

Verb

1. 1
   (literally or figuratively) to stop or hesitate as if suddenly seeing a bogle.
2. 2
   To be bewildered, dumbfounded, or confused.
3. 3
   To confuse or mystify; overwhelm.
4. 4
   To embarrass with difficulties; to palter or equivocate; to bungle or botch
5. 5
   To dissemble; to play fast and loose (with someone or something).
6. 6
   To wiggle the eyes as a result of bruxing.

Noun

1. 1
   A scruple or objection.
2. 2
   A bungle; a botched situation.
3. 3
   Alternative form of bogle.