foolishness

nonsense, ridiculous idea

a foolish behaviour; a foolish act, idea or word

shenanigans

silliness

silliness

the state of being indiscreet; indiscreet behaviour

mistake

madness

craziness, madness

something said, written etc that is foolish or does not make any sense; stupid behaviour

craziness, ridiculousness

to fall in standard or quality

mistake