A1L1P3H4A1B3E1T1I1Z10I1N1G2
30 points
ALPHABETIZING is validvalid
ALPHABETIZE, to arrange in alphabetic order [v]
ALPHABETIZE, to put into alphabetic order, also ALPHABET, ALPHABETISE [v]
ALPHABETIZE, to arrange in alphabetic order [v]
ALPHABETIZE, to put into alphabetic order, also ALPHABET, ALPHABETISE [v]