godan ~う verb / transitive:

• to eat - male language
• 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 and-or resources
• to receive something (usu. an unfavourable event) - colloquialism
• to have sexual relations with a woman, esp. for the first time - male language - vulgar

noun:

• caustic words

expression / godan ~る verb:

• to speak sharply (e.g. during a heated discussion or argument)