15-Letter Words Containing: A,E,I,K,O,R

• organic process by which keratin is deposited in cells and the cells become horny (as in nails and hair)

• a genetic disorder of metabolism; lack of the enzyme needed to turn phenylalanine into tyrosine results in an accumulation of phenylalanine in the body fluids which causes various degrees of mental deficiency

• the act of passengers and crew getting off of a ship or aircraft

• violating accepted standards or rules