Related Clues:

• Sink
• Immerse
• Dunk
• Go under
• Inundate
• Sink below the surface
• Put under water
• Place below water, flood
• Undergo?
• Turning up to board public transport, carrying work unit and sink
• Duck when beer mugs are thrown
• Sink - inundate
• Put under liquid's surface
• Disappear below surface
• (Submarine) dive