nicknames

/N IH1 K N EY0 M Z/
noun
  1. 1

    A familiar, invented given name for a person or thing used instead of the actual name of the person or thing.

  2. 2

    A kind of byname that describes a person by a characteristic of that person.

Source: https://en.wiktionary.org/wiki/nickname, https://en.wiktionary.org/wiki/nicknames