indisposition (n.)youdaoicibaDictYouDict[indisposition 词源字典]
early 15c., "unfavorable influence" (in astrology); also in Middle English, "ill health, disorder of the mind or body; unfavorable disposition, hostility; inclination to evil; wickedness; public disorder, lawlessness," from in- (1) "not, opposite of" + disposition.[indisposition etymology, indisposition origin, 英语词源]