Related Clues:

• Inner ___ (river float)
• London's subway, with "the"
• What follows You on the internet
• Pipe potato, briefly?
• The "I" of IV
• Mascara container
• Underground train
• Prefix – within
• Drinking straw, e.g
• Pipe; underground railway
• Cannoli shell, basically
• Paper towel roll discard
• Lip balm container