sea·shell 
(sēshĕl′)
(sēshĕl′)n.
The shell of a marine mollusk or of another marine organism, such as a brachiopod.
- conscience money
- conscientious
- conscientiously
- conscientiousness
- conscientious objection
- conscientious objector
- conscionable
- conscious
- consciously
- consciousness
- consciousness-raiser
- consciousness-raising
- conscript
- conscription
- consecrate
- consecration
- consecrative
- consecrator
- consecratory
- consecution
- consecutive
- consecutively
- consecutiveness
- consensual
- consensually