nickname
nickname (nĭkʹnām) noun
1. A descriptive name added to or replacing the actual name of a person, place, or thing.
2. A familiar or shortened form of a proper name.
verb, transitive
nicknamed, nicknaming, nicknames
1. To give a nickname to.
2. Archaic. To call by an incorrect name; misname.
[Middle English neke name, from the phrase an eke name : eke, addition (from Old English ēaca) + name, name. See name.]
nickʹnamer noun