1. Difficult to reach or attain
   - un-get-at-able, ungetatable

See also: inaccessible, unaccessible

• family Coregonidae
• family Coreidae
• family Corixidae
• family Cornaceae
• family Cortinariaceae
• family Corvidae
• family Corydalidae
• family Corylaceae
• family Corynebacteriaceae
• family Coryphaenidae
• family Cotingidae
• family Cottidae
• family court
• family Cracidae
• family Cracticidae
• family Crangonidae
• family Crassulaceae
• family Cricetidae
• family Crocodylidae
• family Crotalidae
• family Cruciferae
• family Cryptobranchidae
• family Cryptocercidae
• family Cryptogrammataceae
• family Ctenizidae