neutralise

动词 neutralise:

1. get rid of (someone who may be a threat) by killing
   同义词：neutralize, liquidate, waste, knock off, do in
2. make incapable of military action
   同义词：neutralize
3. make ineffective by counterbalancing the effect of
   同义词：neutralize, nullify, negate
4. make chemically neutral
   同义词：neutralize