gobbledegook or gobbledygook /gobˈəl-di-gook/ (orig US sl)

1. Unintelligible official jargon
2. Rubbish, nonsense

• hard at it
• hardback
• hardbacked
• hardbacks
• hardbake
• hardbakes
• hardball
• hardballs
• hardbeam
• hardbeams
• hard-billed
• hard-bitten
• hardboard
• hardboards
• hard-boiled
• hard bop
• hard card
• hard cards
• hard case
• hard cases
• hard cash
• hard cheese
• hard coal
• hard copies
• hard copy