- cageAn enclosure made of spaced bars, normally to hold animals while providing some ventilation.
- gaolDated spelling of jail.
- cajoleTo persuade someone to do something which they are reluctant to do, especially by flattery or promises; to coax.
- gabionA cylindrical basket or cage of wicker which was filled with earth or stones and used in fortifications and other engineering work (a precursor to the sandbag).
- caveaThe seating section of a Greek or Roman theatre or amphitheatre.