A descriptive name added to or replacing the actual name of a person, place, or thing.
Baby-talk, e.g. bow-wow for dog, choo-choo for train.
Such a suffix
Find another word for pet-name. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for pet-name, like: affectionate name, nickname, byname, hypocorism, diminutive, pretty name and hypocoristic.