'Nonsense!', 4 letters
Absurd talk, 4 letters
Applesauce, 4 letters
Balderdash!, 4 letters
Baloney, 4 letters
Blague, 4 letters
Chris of the Miami Heat, 4 letters
Chris of the Toronto Raptors, 4 letters
Claptrap, 4 letters
Empty talk, 4 letters
Fiddle-faddle, 4 letters
Fiddlesticks!, 4 letters
Flapdoodle, 4 letters
Foolish talk, 4 letters
Hogwash, 4 letters
Hokum, 4 letters
Hooey, 4 letters
Horsefeathers!, 4 letters
Humbug, 4 letters
Meaningless talk, 4 letters
Nonsense! to a Brit, 4 letters
Oh, bother!, 4 letters
Piffle, 4 letters
Poppycock, 4 letters
Reply to an amazing announcement, 4 letters
Rot!, 4 letters
Tommyrot!, 4 letters
Twaddle, 4 letters
What nonsense!, 4 letters
Pretentious or silly talk or writing, 4 letters