khai tâm

== Vietnamese == === Etymology === Sino-Vietnamese word from 開心, composed of 開 (“to open; to enlighten”) and 心 (“heart; mind”). === Pronunciation === (Hà Nội) IPA(key): [xaːj˧˧ təm˧˧] (Huế) IPA(key): [kʰaːj˧˧ təm˧˧] (Saigon) IPA(key): [kʰaːj˧˧ təm˧˧] === Verb === khai tâm to begin teaching the alphabet (to children) (literary) to initiate; to enlighten ==== Synonyms ==== vỡ lòng