subway /subˈwā/

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

• span new
• spanning
• span roof
• span roofs
• spans
• spansule
• spansules
• spa pool
• spar
• sparable
• sparables
• sparagmatic
• Sparagmite
• sparagrass
• sparaxis
• sparaxises
• spard
• spar deck
• spar decks
• spare
• spared
• spareless
• sparely
• spareness
• sparenesses