I see you got some answers already but I'll tell you plainly it make it cute. Like 'mei' means girl but "mei mei" means cute/precious little girl. 'Go' means d

I see you got some answers already but I'll tell you plainly it make it cute. Like 'mei' means girl but "mei mei" means cute/precious little girl. 'Go' means dog, "go go" means a cute little dog. And so on.