Korean Alternative forms 해소 (haeso) Etymology Sino-Korean word from 咳嗽. Pronunciation (SK Standard/Seoul) IPA(key): [hɛsʰu] ~ [he̞sʰu]Phonetic hangul: [해수/헤수]More information Romanizations, Revised Romanization? ...RomanizationsRevised Romanization?haesuRevised Romanization (translit.)?haesuMcCune–Reischauer?haesuYale Romanization?hayswuClose Noun 해수 • (haesu) (hanja 咳嗽) (traditional Chinese medicine) cough Synonym: 기침 (gichim)Wikiwand - on Seamless Wikipedia browsing. On steroids.