何を (なにを, nanio) Japanese meaning: what? | KotomoraExpressions
何を隠そうto be frank with you; to tell you the truth; I'm going to lay my cards on the table 何をするにもin everything one does; no matter what one does 何をかいわんやwhat can you say?; what more is there to say?
On what grounds do you say that?
何
を
言
うとんねん
what the hell are you saying?
何を言ってんねんwhat the hell are you saying?; what are you talking about? 
