Khmer Etymology បន្ទប់ (bɑntup) + រៀន (riən). Pronunciation Orthographic បន្ទប់រៀនpn̥dp´rian Phonemic បន-ទប់ រៀនpn-dp´ rian WT romanisation bɑntup riən (standard) IPA(key) /ɓɑn.ˈtup riən/ Noun បន្ទប់រៀន • (bɑntup riən) classroom Synonym: ថ្នាក់រៀន (thnak riən)Wikiwand - on Seamless Wikipedia browsing. On steroids.