part sth, part something
From Longman Dictionary of Contemporary Englishpart sth, part somethingpart something part sthpart sth, part somethingPARTLYif something is part one thing, part another, it consists of both of those things The exams are part written, part practical. The room is part sitting room, part bedroom. → partExamples from the Corpuspart something, part something• He's one of those evangelists who is part preacher, part TV personality.• The medical exams are part written, part practical.