unreason

英 [ʌn'riːz(ə)n] 美

The forces of unreason destroy one another in futile strife.: 而那些非理性的力量则在无益的倾轧中互相毁灭.

It is a hydra - headed tree of unreason with a thousand roots.: 他是枝繁叶茂的无理性之蛇发妖树.