Permissive parents often "give in" to their children's wishes, hesitating on boundaries as soon as their child protests, gets angry, throws a tantrum, or expresses disapproval in some way.
She stomped her feet like a child in a tantrum.
The tantrum occurs because the small child, who is still learning to cope with her feelings, is simply unable to contain strong emotions of anger, frustration, or disappointment.
She may cry or even throw a tantrum if taken to the potty.
The archetypal shopping tantrum over the candy bar at the checkout counter or the elaborate toy can sometimes be countered by proposing an alternative treat or purchase instead of the flat denial that sends the child into a tantrum.