disorderly (adj.)youdaoicibaDictYouDict[disorderly 词源字典]
1580s, "opposed to moral order," also "opposed to legal authority;" see dis- + orderly (adj.). The meaning "untidy" is attested from 1630s; the older senses are those in disorderly house, disorderly conduct, etc.[disorderly etymology, disorderly origin, 英语词源]