[diān dǎo]
（上下倒置） put [turn] upside down; overthrow; confound; transpose; reverse; invert
reverse the order of importance
主次顛倒
stand facts on their heads; reverse the facts
顛倒事實
reverse heaven and earth
顛倒乾坤
reverse the reversal of history; set the record of history straight
把被顛倒的歷史再顛倒過來
That would be a reversal of the order of host and guest.
這樣做就主客顛倒了。
（心神錯亂） confused; disordered
be in a confused state of mind; be infatuated
神魂顛倒