Common Chinese
爱称 patterns:
小 + name (
小明, 'Xiao Ming'),
阿 + name (
阿强, 'A-Qiang'), or doubled syllables (
明明 'Mingming',
妞妞 'Niuniu'). These contrast with
昵称 (nìchēng), which more broadly covers nicknames including ones that aren't necessarily affectionate.