delusive
adjective /dɪˈluːsɪv/
  /dɪˈluːsɪv/
(also delusory 
 (formal) /dɪˈluːsəri/,  /dɪˈluːzəri/
  /dɪˈluːsəri/,  /dɪˈluːzəri/
)- not real or true不真实的;虚假的 词源early 17th cent.: from Latin delus- ‘mocked’, from the verb deludere ‘to mock’, (from de- (with pejorative force) + ludere ‘to play’) + -ive.