subway /subˈwā/

1. A tunnel for pedestrians
2. An underground passage for water pipes, gas-pipes, sewers, etc
3. An underground railway

• shadow-boxes
• shadow-boxing
• shadow cabinet
• shadow cabinets
• shadowcast
• shadowcasting
• shadowcastings
• shadowcasts
• shadow economies
• shadow economy
• shadowed
• shadow effect
• shadow effects
• shadower
• shadowers
• shadow fight
• shadow fights
• shadow figure
• shadow figures
• shadowgraph
• shadowgraphs
• shadowier
• shadowiest
• shadowiness
• shadowinesses