Second time moms or more plz read

How early with your second kid or more did you show? Like a little bump right at your pubic bone? I feel like I'm pregnant again and I feel what I think is my uterus is harder and round. It's where it was when I was like 12 weeks with my first but a little further inside there. I have not taken a test yet. I'm waiting for my fiance to get paid to ask him to get one. I started showing at 14 weeks with my first