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

peridermˈal adjective

• leafiness
• leafinesses
• leafing
• leaf insect
• leaf insects
• leafless
• leaflet
• leafleted
• leafleteer
• leafleteers
• leafleting
• leaflets
• leafletted
• leafletting
• leaflike
• leaf-metal
• leaf miner
• leaf miners
• leaf monkey
• leaf monkeys
• leaf mosaic
• leaf mosaics
• leaf mould
• matey
• mateyness