birthmark

fetus; classifier for litters (of puppies etc); padding (in clothing or bedding); womb carrying a fetus; (fig.) origin; source; (loanword) tire

placenta

(in ceramics, lacquerware etc) the base (made of clay, metal, bamboo etc) onto which a glaze, lacquer or other decorative elements are applied

meconium

fetal movement

tire pressure

(botany) placenta

prenatal education; antenatal training; prenatal influences

viviparous

meconium

surface of tire; tread (of tire)

gestational age

fetus dies in the belly; (fig.) plans or projects failed before being carried out