hornswoggle

/ˈhɔːrnˌswɒɡəl/
verb
  1. To cheat, trick, or deceive someone.
    • I can't believe he hornswoggled me into buying a fake watch.
    • The con artist tried to hornswoggle the old man out of his savings.
    • They thought they could hornswoggle the tourists with overpriced souvenirs.