excel at

excel at something

and excel in something

to do something in a superior fashion. She really excels at running. Wally does not excel at anything. Frank always hoped he would excel in math.

Name	Pronounced	Usage
Astride	-	French
Basilio	bah-ZEE-lyo (Italian), bah-SEE-lyo (Spanish)	Italian, Spanish
Hui	-	Chinese
Boyan	-	Bulgarian
Hariwald	-	Ancient Germanic
Iudas	-	Biblical Latin