He was deluded to think that she cared in the slightest.
"Just as I may suppose you to be deluded," said Pierre, with a faint smile.
However could alien abduction simply be a symptom of a deluded mind?
Let's hear it all again you useless bunch of pathetic deluded prats!
This way I can feel safely deluded that I continue to save my planet whilst retaining some semblance of dignity in the local community.
In fact, practitioners of Karate-Do are now often belittled as deluded individuals practicing an ineffective children's art.