cast / caste [kæst]
cast – n. & v. - n. – a plaster mold that hardens to set a broken limb; v. tr. – 1. throw, esp. deliberately or forcefully; 2. direct or cause to fall; 3. throw out; 4. let down an anchor; 5. shed
caste – n. – 1. any of the Hindu hereditary classes whose members have no social contact with other classes, but are socially equal to one another and often follow the same occupations; 2. a more or less exclusive social class; 3. a system of such classes; 4. the position it confers; 5. Zod. – a form of social insect having a particular function