noun
tomfoolery; foolish act; nonsense
Refers to silly behavior, pranks, or absurd talk. Often used in a scolding or dismissive tone.
See also: 戯ける
そんなたわけを言うな。
Don't talk such nonsense.
彼のたわけには呆れてものが言えない。
I'm speechless at his foolishness.
noun
A derogatory term for a foolish person. Stronger than ばか in some dialects; can be insulting.
See also: 戯け者
あんなたわけに構うな。
Don't bother with that idiot.
このたわけ者!
You fool!
Derived from the verb 戯ける (たわける), meaning 'to jest' or 'to act foolishly'. The exact historical development is uncertain, but it is associated with the Nagoya dialect.