肺 lung; lungs 9 strokes. Taught in grade 6. Newspaper frequency rank 1387. Readings ハイ (on reading): 肺 (はい) lung; 肺炎 (はいえん) pneumonia Components 月 市 亠 radical lid 巾 radical cloth 月 radical moon; flesh Words using 肺 肺 (はい) lung 肺炎 (はいえん) pneumonia 肺がん (はいがん) lung cancer 肺結核 (はいけっかく) pulmonary tuberculosis 肺胞 (はいほう) pulmonary alveolus 105 words in all. Jinuma: Japanese Dictionary · Word lists