If you refer to something that someone says as twaddle, you mean that it is silly or untrue.
英漢詞典釋義
n.
<非正>廢話;蠢話;無聊話
I’ve never heard such utter twaddle!我還從來沒聽過這么愚蠢透頂的話!For such views or criticisms,which are not based on thorough investigation,are nothing but ignorant twaddle.因為這種議論或批評，沒有經過周密調查，不過是無知妄說。
英英詞典釋義
Noun
1. pretentious or silly talk or writing
Verb
1. speak (about unimportant matters) rapidly and incessantly