Moniker
01
あだ名, ニックネーム
a nickname or alias that someone or something is known by, often used informally or affectionately
例
His moniker " Slim " was given to him by his friends in high school because of his slender build.
彼のあだ名「Slim」は、高校時代の友人が彼の細身の体型からつけたものです。
