deceive
/di-ˈsēv/
verb
to cause to accept as true or valid what is false or invalid
ensnare
to be false to
deceiving customers about the condition of the cars
idiom
to pretend in one's mind
It's no use deceiving ourselves into thinking that everything will be fine.
verb
to deceive oneself especially concerning oneself
Faced with the choice between attributing their performance to the presence of the answers or their own ability, people chose to self-deceive, convincing themselves that their performance was due not to the answers but to themselves.