Nantoka/嗣子sì zǐ嗣子 (sì zǐ) is a Chinese word meaning “heir; adopted son”.Meanings1heir2adopted sonCharacters in 嗣子嗣sì · succession (to a title)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 →