charm, a special appeal and force in someone's personality that makes them attractive to others;
e.g. She spoke with such great charisma that I immediately trusted her and wanted to know her better.
(noun)
a special talent or ability that a person has, often appearing to be conferred by magic or divine power, especially a quality of a leader that makes people enthusiastic about and loyal to them;
e.g. The politician had great charisma that helped him gain supporters.