勃起 ぼっき Meanings Noun, する verb, Intransitive erection (of the penis); becoming erect; stiffening welling up (of an emotion) Kanji 勃 arise. Read as ボツ. 起 rise. Read as キ. Words containing 勃起 勃起不全 (ぼっきふぜん) erectile dysfunction 勃起障害 (ぼっきしょうがい) erectile dysfunction 持続勃起症 (じぞくぼっきしょう) priapism And 1 more. Word lists Physiology Jinuma: Japanese Dictionary · Word lists