Words to improve your vocabulary and make you sound smart:
Elucidate - to make (something) clear; explain.
Abhor - to regard with disgust and hatred)
Appease - to pacify or placate (someone) by acceding to their demands.
Cajole - persuade someone to do something by sustained coaxing or flattery.
Elated - extremely happy and excited, often because something has happened or been achieved.
Scintillating - something fascinating or brilliantly clever
Quintessential - a typical example of a particular person or characteristic
Flabbergasted - shocked by the unexpected
Impeccable - perfect, with no problems or errors or bad parts
Inept - not skilled or effective, clumsy