Tantalize (verb) ترسانا، امید و بیم رکھنا

torment or tease (someone) with the sight or promise of something that is unobtainable.
Example: “such ambitious questions have long tantalized the world’s best thinkers”
Dissipate (verb) الگ کرنا، منتشر کرنا

(with reference to a feeling or emotion) disappear or cause to disappear.
Example: “the concern she’d felt for him had wholly dissipated”