Here is an excerpt from a trial transcript ....

Q. OK. Do you have a term that you use with the children in reference to a woman's genital area?
A. Usually kitty.
Q. OK, and does your husband have a term that he uses in reference to a woman's genital area?
A. Same thing.
Q. And the same question in regard to a male's genital area?
A. I've always taught the boys it was a lala.
Q. How about your husband?
A. Same thing.
Q. A what, again?
A. Lala.
Q. Your husband talked about calling it a peepee or something like that.
A. Yeah.
Q. Did the kids refer to genital areas, have you heard the kids refer to genital areas by use of that term?
A. Very seldom. Usually they call it a penis.