Drop one letter to form a new word which means "the reddish brown covering which forms on iron and steel." 

Drop one letter to form a new word which means "a warning to those ahead that a golf ball is coming." 
                     

Drop one letter to form a new word which means "to swindle or coax."

Drop one letter to form a new word which means "a row, series, or standing."
                     

Drop one letter to form a new word which means "one of a series of rows placed one above another."

Drop one letter to form a new word which means "an adult male or deer."
                     

Drop one letter to form a new word which means "the long rod used to propel a billiard ball."

Drop one letter to form a new word which means "to move in quick erratic darts."
             

Drop one letter to form a new word which means "to express sound."

Drop one letter to form a new word which means "to form metal by heating."
                 
Drop one letter to form a new word which means "a bad habit." Drop one letter to form a new word which means "a type of musical instrument."
                 
Drop one letter to form a new word which means "a frame or machine for weaving." Drop one letter to form a new word which means "a bowl-shaped cooking utensil."
                 
Drop one letter to form a new word which means "a unit of electrical current." Drop one letter to form a new word which means "to raise or lift with great effort."
             
Drop one letter to form a new word which means "the ability to express ideas in a clever way." Drop one letter to form a new word which means "one of five offspring born a the same time."
                 
Drop one letter to form a new word which means "one who inherits property." Drop one letter to form a new word which means "to gather or call persons together."