1) 并呑へいどん #87,734 Inflections of 并呑 Class Suru verb Stem Inflected ending ✕ Link copied! へいどん [0] Meaning Shirabe Noun Suru verb Transitive verb Formal annexation; absorption; merger; swallowing up Kanji 并 ヘイ put together 呑 トン drink Forms 併呑#87,734併呑へいどん併吞#141,355併吞へいどんへいどんへいどん并呑(rarely used kanji form)并呑へいどん