I think it would be forget about it or forget it.
A rebus.
The word "puzzle" itself is six letters. Two six-letter synonyms for puzzle are "enigma" and "riddle".
Rebus
It.
puzzle
Rebus puzzle nine contains the word "talk". The word is displayed in little letters. The answer to the Rebus word puzzle is "small talk".
Its a rebus puzzle Nylon hose Nile (on) ho(s)
mordor
somehing
Backgammon
law on
The answer is REBUS