the category of falsehood:

Thus, when statements of this kind are rejected, people say, “This is mere imagination,” “This is a delusion,” or “So-and-so has given a false impression of such-and-such.” This is also the origin of khuyalā’ (conceit) and the designation mukhtāl (conceited): a conceited person imagines himself to possess greatness and standing that have no reality.

“And Allah does not love anyone conceited and boastful (23).” [al-Hadīd: 23]

When seeking refuge, the Prophet, may Allah bless him and grant him peace, would recite:

“I seek refuge in Allah from Satan, the accursed—from his goading, his puffing, and his spitting.”

His goading is his whispering, and his puffing