gobbledygook (n.)
- absurdity
- amphigory
- argot
- babble
- balderdash
- blabber
- blather
- bombast
- bull
- bunkum
- cant
- cipher
- claptrap
- code
- cryptogram
- drivel
- drool
- fiddle-faddle
- flummery
- folderol
- fudge
- fustian
- gabble
- gammon
- garbage
- gibber
- gibberish
- glossolalia
- hocus-pocus
- humbug
- jabber
- jabberwocky
- jargon
- jumble
- lingo
- malarkey
- noise
- nonsense
- officialese
- palaver
- patois
- patter
- phraseology
- poppycock
- prate
- prattle
- rant
- rigamarole
- rigmarole
- rodomontade
- rubbish
- scatology
- scramble
- slang
- trash
- trumpery
- twaddle
- vaporing
- vernacular
- vocabulary