absurdity amphigory babble babblement balderdash bibble-babble blabber blather bombast claptrap double-talk drivel drool fiddle-faddle fiddledeedee flummery folderol fudge fustian gabble galimatias gammon gibber gibberish gibble-gabble gobbledygook hocus-pocus humbug jabber jargon mumbo jumbo narrishkeit niaiserie nonsense pack of nonsense palaver prate prattle rant rigmarole rodomontade rubbish skimble-skamble stuff and nonsense stultiloquence trash trumpery twaddle twattle twiddle-twaddle vaporing waffling