pet name 
noun
A name that is used instead of someone’s usual first name to express fondness or familiarity.And ‘Pinky’ is a name (more of a pet name, really) that both men and women choose or are given....
- ‘Hey there, Munchausen,’ he said quietly, calling her by an old pet name.
- Johnny calls Francie ‘prima donna’ as a little pet name.
Synonyms
affectionate name, term of endearment, endearment, nickname, diminutive
rare hypocorism, hypocoristic
- recognisable
- recognisance
- recognisant
- recognise
- recognisingly
- recognisor
- recognition
- recognitional
- recognition call
- recognition color
- recognition colour
- recognition grammar
- recognition mark
- recognition marking
- recognition picketing
- recognition scene
- recognition service
- recognition signal
- recognition vocabulary
- recognition word
- recognitive
- recognitor
- recognizability
- recognizable
- recognizably