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
Niusha	-	Persian
Llewellyn	le-WEL-in	Welsh
Jong	-	Korean
QuÂN	-	Vietnamese
Gertie	GUR-tee (English), KHER-tee (Dutch)	English, Dutch
Myriam	-	French