twin – n. one of two children born to the same mother at the same time

complication – n. something that makes a situation more difficult

cute – adj. having a pleasing and usually youthful appearance

embryo – n. an animal or human being in the early days of development

uterus – n. a muscular organ in the female mammal for carrying the young while it develops inside her body

insurance – n. a process in which a company or government agency provides a guarantee of payment for losses or damages
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