When you convince someone that a lie you tell is true, this is an example of a situation where you delude him into believing your lie.
transitive verbde·lud·ed, de·lud·ing, de·ludes
- To cause to hold a false belief; deceive thoroughly: unscrupulous brokers who deluded their clients about the underlying value of the stocks they were touting. See Synonyms at deceive.
- Obsolete To elude or evade.
- Obsolete To frustrate the hopes or plans of.
Origin of deludeMiddle English deluden, from Latin dēlūdere : dē-, de- + lūdere, to play; see leid- in Indo-European roots.
(third-person singular simple present deludes, present participle deluding, simple past and past participle deluded)