carapace /karˈə-pās/

1. The thick hard shell, made of bone or chitin, of the crab, tortoise, turtle, etc
2. A layer of heat-resistant tiles on a spacecraft
3. An inpenetrable outer shell, eg a reserved manner used as a protection against outside influences

carapāˈcial /-shl/ adjective

• operetta
• operettas
• operettist
• operettists
• operon
• operons
• operose
• operosely
• operoseness
• operosenesses
• operosities
• operosity
• ophi-
• ophicalcite
• ophicalcites
• ophicleide
• ophicleides
• Ophidia
• ophidian
• ophidians
• ophidiaria
• ophidiarium
• ophidiariums
• ophio-
• Ophioglossaceae