come into (one's) own

To reach a new level of maturity, independence, or success. Often said of young adults. Betsy has really come into her own this year. A full-time job, a new apartment—she's doing great!

Common Names:

Name	Pronounced	Usage
Zdena	ZDEN-ah	Czech
Feliu	-	Catalan
Yaa	-	Western African, Akan
Aicken	['eikin]
Eleazar	el-ee-AY-zər (English)	Biblical, Biblical Latin, Biblical Greek
Karrie	KER-ee, KAR-ee	English