SCRAMBLE - 3497

Solve the four anagrams and move one letter to each square to form four ordinary words GVEER ADIIR SLIGHT ARYBSS

Now arrange the letters marked with an asterisk (*) to form the answer to the riddle or to fill in the missing words as indicated. Temptation is an ______ force at work on a movable body. H.L. Mencken (12)