Nickname

[Sarah]

A name given in contempt, derision, or sportive familiarity; afamiliar or an opprobrious appellation.

[Magaret]

A familiar or humorous name given to a person or thing instead of or as well as the real name.

[Greta]

A nickname is a term of [familiarity] between a person or [a thing]/[another] person.

[Zipporah Schumaker]

A [name] that someone [gives] you because they dont like your [real] name

[Ernesto]

The [self] [you wish] you could be [based on] what a name sounds like or means.

[Jessica]

an informal name for someone or something, especially a name that you are called by your friends or family, usually based on your real name or your character: