My son has become taller.

https://pixabay.com/th/photos/%E0%B8%A5%E0%B8%81%E0%B8%8A%E0%B8%B2%E0%B8%A2-%E0%B9%81%E0%B8%A1-%E0%B9%80%E0%B8%94%E0%B8%81-%E0%B8%9E%E0%B8%AD%E0%B9%81%E0%B8%A1-%E0%B8%AB%E0%B8%99%E0%B8%A1%E0%B8%AA%E0%B8%B2%E0%B8%A7-388523/