突起 とっき Also written 凸起 Meanings Noun, する verb, Intransitive protuberance; projection; prominence; protrusion; bump; boss; process; apophysis Kanji 突 thrust. Read as トツ. 起 rise. Read as キ. Common phrases 突起が並ぶ 突起が付いている 細かい突起 Words containing 突起 樹状突起 (じゅじょうとっき) dendrite 突起物 (とっきぶつ) protuberance 棘突起 (きょくとっき) spinous process And 12 more. Jinuma: Japanese Dictionary · Word lists