Dumer is a good name
Mo: It means not talking too much and being self-aware. It can be named like: Silence.
"Shuowen Jiezi" explains: Dogs temporarily chase people away. Black sound from the dog. Read like ink.
ER: It means you. Often used as a lining character for a name.
"Shuowen Jiezi" explains: Li'er is still beautiful. Cong Jian Cong?, its hole?, the sound of 咒. I agree with Shuang.
Mohe means humor, humor, and humor; Er means elegant, li'er, and smile, which has beautiful meaning.
Meaning: The name can be interpreted as: "humorous? Zhuoer". The idiom is remembered silently and is famous