くう

to eat

to live; to make a living; to survive

to bite; to sting (as insects do)

to tease; to torment; to taunt; to make light of; to make fun of

to encroach on; to eat into; to consume

to defeat a superior; to threaten a position

to consume time; to consume resources

to receive something (usu. an unfavourable event)

to have sexual relations with a woman, esp. for the first time