infrastructure /inˈfrə-struk-chər/

1. Inner structure, structure of component parts
2. A system of communications and services as backing for military, commercial, etc operations

infrastrucˈtural adjective

• steeplebush
• steeplebushes
• steeplechase
• steeplechased
• steeplechaser
• steeplechasers
• steeplechases
• steeplechasing
• steeplechasings
• steeple-crown
• steeple-crowned
• steeple-crowns
• steepled
• steeple fair
• steeple fairs
• steeple hat
• steeple hats
• steeple house
• steeple houses
• steeplejack
• shutouts
• shuts
• shutter
• shutterbug
• shutterbugs