The ability to die

many factors can contribute to placental insufficiency;

Maternal malnutrition

maternal drug taking

mal-positioning of the placenta on the uterine wall

genetic pre-dispositioning.

An infant that does not experience maternal reverie will develop many insecurities. Because of this lack of innate nurturing, they will be very mistrusting of others and may not be able to appreciate affection and love.

Have a look at the link below The effect of maternal drinking

Maternal is an adjective.