(n.) The act of infatuating; the state of being infatuated; folly; that which infatuates.

affection ardor blind faith bug calf love case craze crazy fancy credulity credulousness crush devotion disposition to believe dotage ease of belief enthusiasm fanaticism fascination fondness frenzy furor furore fury gross credulity gust gusto likes liking love mania manic-depressive psychosis mash obsession overambitiousness overanxiety overanxiousness overcredulity overcredulousness overeagerness overenthusiasm overopenness to conviction overtrustfulness overzealousness pash passing fancy passion puppy love rage rash conviction relish stultification taste trustfulness uncritical acceptance uncriticalness unquestioning belief unripe acceptation unskepticalness unsuspectingness unsuspiciousness weakness will to believe willingness to believe wishful belief wishful thinking zealotism zealotry