periderm /perˈi-dûrm/

1. The horny cuticular covering of a hydroid colony
2. The cork cambium with the cork and other tissues derived from it, forming a protective outer covering in plants

• standing orders
• standing ovation
• standing ovations
• standing rigging
• standing-room
• standing-rooms
• standing rules
• standings
• standing stone
• standing stones
• standing to sue
• standing wave
• standing waves
• stand in one's own light
• retellers
• retelling
• retells
• retene
• retenes
• retention
• retentionist
• retentionists
• retentions
• retentive
• retentively