1. Key that secures entrance everywhere
   - passé-partout, master key, master

Derived forms: passkeys

Type of: key

• natural object
• natural order
• natural phenomenon
• natural philosophy
• natural process
• natural resin
• natural resource
• natural resources
• natural rubber
• natural science
• natural scientist
• natural selection
• natural shape
• natural spring
• natural state
• natural theology
• natural virtue
• naturalisation
• naturalise
• naturalised
• naturalism
• naturalist
• naturalistic
• naturalization
• naturalize