A1L1T1E1R1N1A1T1E1S1
10 points
ALTERNATES is validvalid
ALTERNATE, to act or proceed by turns [v]
ALTERNATE, to cause to follow by turns or one after the other (properly, of two things) [v]
ALTERNATE, to act or proceed by turns [v]
ALTERNATE, to cause to follow by turns or one after the other (properly, of two things) [v]