Delusional synonyms

Brandon Westlake was portrayed as a delusional old man bent on killing any and all witnesses to his half-century-old deed.

This was clear in many of his quotes where he mentioned delusional or irrational thinking.

To do the same for disagreements about a delusional world inhabited by archangels, demons and imaginary friends is ludicrously tragic.

For example, a person who has a delusional disorder may not display any outward signs of lying when speaking about an alleged secret love affair with a movie star because, in the person's mind, the affair is absolutely true.

Dealing with Brad’s death and Ashley’s delusional episodes helped Abby has grow into a rebellious teen phase.