口角 こうかく Meanings Noun corners of the mouth Kanji 口 mouth. Read as コウ. 角 angle. Read as カク. Common phrases 口角が上がる Words containing 口角 口角炎 (こうかくえん) angular cheilitis 口角泡を飛ばす (こうかくあわをとばす) to engage in a heated discussion 口角泡 (こうかくあわ) frothing at the mouth And 2 more. Jinuma: Japanese Dictionary · Word lists