unqualified (adj.)youdaoicibaDictYouDict[unqualified 词源字典]
1550s, "not having necessary qualifications, from un- (1) "not" + past participle of qualify (v.). Meaning "not modified or limited" is recorded from 1796. As a verb, unqualify "disqualify" is from 1650s.[unqualified etymology, unqualified origin, 英语词源]