Using of pet names by couples indicates how happy and intimate they are, though Calling your mate by a cutesy nickname may annoy other people, but don’t let it bother you. Using of pet names also indicates that a couple have healthy and strong relationship .Pet names also creates a boundary as It’s a way to identify the relationship as exclusive because when people around you overhear your cutesy conversation, they know you’re committed to each other. So make sure you both have a pet name for each other and use it daily.