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

• unsupple
• unsuppleness
• unsupplenesses
• unsupplied
• unsupportable
• unsupported
• unsupportedly
• unsupposable
• unsuppressed
• unsure
• unsured
• unsurer
• unsurest
• unsurfaced
• unsurmised
• unsurmountable
• unsurpassable
• unsurpassably
• unsurpassed
• unsurprised
• unsurprising
• unsurprisingly
• unsurveyed
• unsusceptible
• unsuspect