百無聊賴
It's more pain to do nothing than something.
Have time hanging on one's hands.
Bored stiff.
eg:A busybody feels that it's more pain to do nothing than something whenever he is at leisure.
同義詞:閑極無聊 Twiddle one's thumbs.
反義詞:起早貪黑 Have too many irons in the fire.