-su Godan/u-verb

1. to erase; to rub out; to rub off; to cross out; to delete
2. to turn off (a light, TV, heater, etc.); to switch off
3. to extinguish (a fire, candle, etc.); to put out
4. to remove (a smell, pain, etc.); to eliminate; to get rid of; to relieve (pain, anxiety, etc.); to neutralize (poison)
5. to drown out (a sound); to deaden; to absorb; to muffle
6. colloquial to kill; to murder; to bump off; to rub out