Handy Definitions

delude
de·lude
tr.v. de·lud·ed, de·lud·ing, de·ludes

1. To deceive the mind or judgment of: fraudulent ads that delude consumers into sending in money.
   

deceive
de·ceive
v. de·ceived, de·ceiv·ing, de·ceives
v. tr.

1. To cause to believe what is not true; mislead.

denial
de·ni·al

1. An unconscious defense mechanism characterized by refusal to acknowledge painful realities, thoughts, or feelings.

delusion
n.

1. A false belief strongly held in spite of invalidating evidence, especially as a symptom of mental illness.

(My busy spring is about to end and hopefully I will be able to post more often, Alan)