Definition of misguggle in US English:

misguggle

verb

Irish English, Scottish, Northern
  • with object To handle roughly, maul; to spoil.

Origin

Early 19th century; earliest use found in Walter Scott (1771–1832), poet and novelist. Probably from mis- + guggle (although this is first attested later).

Pronunciation

misguggle

/mɪsˈɡʌɡ(ə)l/