Nantoka/胄子zhòu zǐ胄子 (zhòu zǐ) is a Chinese word meaning “eldest son”.Meanings1eldest sonCharacters in 胄子胄zhòu · helmet子zǐ · sonRelated words孩子child儿子son房子house妻子wife and children妻子wife案子long table; counter样子appearance小子(literary) youngster小子(coll.) boy子son子noun suffix, as in 椅子[yi3 zi5] "chair"日子dayStudy Chinese with flashcards →