What do the following words have in common?

TON
LOW
SHOO
COMA
CHORD

HINTS:
#1: Think alphabetically.
#2: It has to do with the last letter in each word.

Answers:

Moving the last letter of each word one step forward in the alphabet will create a new word:

TON - TOO
LOW - LOX
SHOO - SHOP
COMA - COMB
CHORD - CHORE 

Credit: GAMES Magazine - Jan/Feb 1981
H. H.
WORDLY WISE