併発 へいはつ Meanings Noun, する verb, Transitive, Intransitive, の-adjective concurrence; coincidence; complication (in illness) Kanji 併 combine. Read as ヘイ. 発 emit. Read as ハツ. Words containing 併発 併発症 (へいはつしょう) complication (in illness) Jinuma: Japanese Dictionary · Word lists