There are 83 words that end with 'onies'.
Note: These 83 words that end with 'onies' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with monies, honies, gonies, ronies, oonies, tonies, lonies, sonies, yonies, conies, donies, bonies, eonies, ionies, ponies, xonies.