Stepparent :: Stepmother (n.) The wife of one's father by a subsequent marriage.
Steppe :: Stepparent (n.) Stepfather or stepmother.
Stepped :: Stentorophonic (a.) Speaking or sounding very loud; stentorian.
Stepped :: Steppe (n.) One of the vast plains in Southeastern Europe and in Asia, generally elevated, and free from wood, analogous to many of the prairies in Western North America. See Savanna..
Stepper :: Stepped (a.) Provided with a step or steps; having a series of offsets or parts resembling the steps of stairs; as, a stepped key..