Rugrats is a slang term that is commonly used to refer to babies or toddlers. There are several synonyms that can be used instead of rugrats to describe children of this age. Some of these synonyms include munchkins, tykes, toddlers, bubs, tots, wee ones, little ones, rug monkeys, ankle-biters, and tater tots. All of these terms are affectionate and endearing and can be used to refer to children in a playful and loving manner. While rugrats might be the most commonly used term for babies and toddlers, these synonyms can add variety and charm to your vocabulary.