nesting
Nesting is a ritual performed by pregnant women in ridding the house, the "nest", from anything potentially harmful to the soon to be born child. This can also be seen as a phase before menstruation where the woman enjoys cuddling and snuggling more than usual.
Barbera: I think Darcy is pregnant. Heather: Why do you think that? Barbera: Because shes nesting.
By Vela