whatsoever
adverb uk/ˌwɒt.səʊˈev.ər/ us/ˌwɑːt.soʊˈev.ɚ/ (also whatever)
C1 （用于否定句后表强调）无论怎样，丝毫，任何
used after a negative phrase to add emphasis to the idea that is being expressed
He has no respect for authority whatsoever. 他对权威一点也不尊重。
I can honestly say that I have no interest whatsoever in the royal family. 我可以坦率地说我对皇室毫无兴趣。
There is no evidence whatever to show that this is in fact the case. 根本就没有任何证据表明这就是实际情况。
"Did you have any idea what was happening at the time?" "None whatsoever." “你知道当时发生了什么吗？”“完全不知道。”