A false name, alias, or pen name used to conceal one's identity.

The Japanese phonetic scripts, including 平假名 píng​jiǎ​míng and 片假名 piàn​jiǎ​míng.

To use a name or title as a false excuse or pretext for an action.

Vain or empty reputation; a name without true substance.

(Buddhism) The concept that all things are merely names or conventional labels and lack inherent reality.