The same alphabet-based change can be made to each word below to create new words. Can you determine the change and the new words?

FILES
WIND
BOX
TRIO
FLAW
CLAM


Answer:

The last letter of each word can be moved up one place in the alphabet to create a new word:

FILET
WINE
BOY
TRIP
FLAX
CLAN


Credit: LA Times Crossword
Sylvia Bursztyn and Barry Tunick
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