godan ~す verb / transitive:

• to smash; to crush; to flatten
• to shut down; to put out of business; to force (a company) to close up shop
• to wreck; to break; to block; to thwart
• to butcher; to slaughter; to kill (livestock, for food)
• to kill (time); to while away (the time)
• to waste (e.g. talents)