The term "be pregnant" refers to the condition of carrying a developing embryo or fetus within the female body. There are various synonyms for this term that can be used, such as "expecting," "with child," "in the family way," "in the family way," "carrying a child," "preggers," "in the pudding club," "in the family way," "knocked up," "up the duff," "up the spout." These synonyms are frequently used in conversational English and literature to imply pregnancy. Though some of these terms may be considered informal or even slang, they are quite common and acceptable in everyday communication.