Search the dictionary A Chinese word or character, or English Draw a character Search 8 entries. xiāntiān 先天 embryonic period (contrasted with 後天|后天[hou4 tian1]) xiāntiānxìng 先天性 congenital xiāntiānbùzú 先天不足 to suffer from a congenital deficiency xiāntiānjiēdì 掀天揭地 earth-shattering xiāntiānyǔhòutiān 先天与后天 nature versus nurture xiāntiānxìngquēxiàn 先天性缺陷 birth defect xiāntiānyúxíng 先天愚型 Down syndrome xiāntiānyǔhòutiān 先天與後天 nature versus nurture