deluded

But she’s not the only one who is either deluded or lying about the implications.

At best, they were narrowly competent; at worst, morally compromised and dangerously deluded.

"Any time from the outside I've seen her in a difficult situation, she says it's tough and she's honest. She isn't deluded. She always addresses it."

If what his Cabinet members are telling the press is an accurate reflection of his views, it's pretty clear that he's deeply deluded.

He’s so deluded about what sounds cool that he’s nicknamed himself “The Garbage Man.”