Nonsense, Incoherent Speech, Gibberjabber
Puzzle 18 of Party Planning Piece of Cake Pack
Question is: Nonsense, Incoherent Speech, Gibberjabber
and the answer is: GIBBERISH
Word Meaning:
GIBBERISH — Speech or writing that is unintelligible, incoherent or meaningless.
Definitions from Wiktionary.