Related Clues:

• Like a deck covered with water
• Tossed by the waves
• Slow to catch on
• Like angry bees
• Very full
• Like one with a full schedule
• At it
• Very active
• Crowded together
• Doing something
• Not taking calls, perhaps
• Thick, as fog
• Chock-a-block
• Overflowing with water
• Tough to get through