Cacoepist is a rare word used to refer to someone who is a bad or incompetent teacher. It is believed to have originated from Greek and Latin origins. The IPA phonetic transcription of cacoepist is /ˌkæk.oʊˈɛp.ɪst/. The first syllable 'cac' is pronounced as "kak" which means bad, and the second syllable 'oepist' as "o-ep-ist" which means teacher. In this way, cacoepist describes a bad teacher who isn't skilled enough in imparting knowledge to students.