huà​míng

assume alias

化名 huà​míng
assume alias verb
to go by a false name or use a pseudonym

He went behind enemy lines to carry out a mission under an alias.

pseudonym noun
an assumed name or alias

This is the pseudonym the author used when publishing the novel.

Frequency

Movie subtitles
3.99 per million appears in 2% of films
Written text
13.2 per million

Sources

Definitions
CC-CEDICT