老年性痴獃症 Save Sign in to save words Simplified: 老年性痴呆症 lǎoniánxìngchīdāizhèng ㄌㄠˇ ㄋㄧㄢˊ ㄒㄧㄥˋ ㄔ ㄉㄞ ㄓㄥˋ senile dementia Character by character 老(lǎo)prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity 年(nián)surname Nian 性(xìng)nature 痴(chī)imbecile 獃(dāi)foolish 症(zhèng)disease A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0