They were underindulging their children to encourage independence, even though it sometimes led to resentment.

She underindulges her curiosity about local customs when traveling, preferring to stick to guidebook highlights.

Her underindulgence of the children, meant to teach responsibility, left them frustrated but ultimately more self-reliant.

Parents sometimes underindulge their children out of fear of spoiling them, but strictness without warmth can backfire.

She underindulged her children to encourage responsibility, but later worried that she had been too distant.