fortress /förˈtrəs or fōrˈ/

1. A fortified place
2. A defence

To guard

• streetkeeper
• streetkeepers
• streetlamp
• streetlamps
• street-level
• streetlight
• streetlights
• street name
• street names
• street-raking
• streetroom
• streetrooms
• streets
• streets ahead of
• streets apart
• streetscape
• streetscapes
• streetsmart
• street smarts
• street style
• street styles
• stridulates
• stridulating
• stridulation
• stridulations