四よつ子ごMeanings1nounquadrupletsRefers to four children born from the same pregnancy. The word is straightforward and neutral.彼かの女じょは四よつ子ごを出しゅっ産さんした。She gave birth to quadruplets.四よつ子ごの兄きょう弟だいはとても仲なかがいい。The quadruplet siblings get along very well.