chāo​líng

overage

超龄 (超齡) chāo​líng
overage verb
exceeding a specific age limit or being too old for a certain activity or organization
precocious verb
referring to behavior or attributes in a young person that are beyond their years; adultlike

Frequency

Movie subtitles
0.060 per million appears in 0% of films
Written text
0.748 per million

Sources

Definitions
CC-CEDICT