Toots

Kim: Are you stinky?

Charlotte: No, I'm tooting. Those toots are stinky. I'm tooting out of my bottom. 

Per se

Charlotte: Does baby brother need the fuzzy snow monster?

Kim: Well, I don't know if he needs that...

Charlotte: He does need it, per se.

This Mia hand

Kim hears crying during nap time, goes inside to check on Charlotte.

Kim: Charlotte, what's wrong?
Charlotte: Somebody knocked my animals off the bed! [Cousin] Mia knocked them off the bed!
Kim: Charlotte, Mia is in California.
Charlotte: Well, this hand [hers] is Mia.
Kim: ... <leaves>
Charlotte: This Mia hand will put the blanket right here.

Bonking

Kim hears a repeated thud and some crying coming from Charlotte's room during nap time.

Kim: What were you supposed to be doing?
Charlotte: Resting
Kim: And what were you doing instead?
Charlotte: Bonking