1. Viscous messy and often unpleasant
   - gunky

Derived forms: sludgier, sludgiest

• dairymaid
• dairyman
• dairywoman
• dais
• daishiki
• daisy
• daisy cutter
• daisy fleabane
• daisy print wheel
• daisy wheel
• daisy-chain
• daisy-leaved grape fern
• fawning
• fax
• fax machine
• fay
• Fayetteville
• faze
• fazed
• FBI
• FBI agent
• FCC
• FCS
• FDA
• FDIC