tiddle taddle:

(Welsh dialect) tittle-tattle,idle andendless chatter（方言）无聊而喋喋不休的闲谈。
△H.V.4.1.69 (68): “If you would take the pains but to exam-ine the wars of Pompey the Great,you shall find,Iwarrant you,that there is no tiddle taddle nor pibblepabble in Pompey’s camp.”只要你肯费点心思去研究一下庞培大将的战史，我向你保证，你定会发现在庞培的军营中既没有人嘁嘁喳喳，也没有人嘀嘀咕咕。