She must have picked it up either from her siblings or from me. It started when she would come to me and say “Oww!”, point to the place where it hurt and sometimes point at the person who had “hurt” her.
As time went on, every time someone touched her, even ever so gently, she would say “Oww!!”
She would keep on saying that until I kissed her.
Ethan and Hannah would sometimes just touch her just to hear her say “Oww!!” and then they would say, “Sorry Emma…”
Here’s a demo: