To destroy (something) by depriving it of a vital resource.
To cause (a person) to lose consciousness by applying a chokehold.
To say (something) with difficulty, while or as if choking.
To extinguish (fire) (by depriving it of oxygen or fuel).
To prevent (light) from passing through.
To prevent (something) from growing by overwhelming it or robbing it of nutrients.
To destroy; to extinguish.
To overwhelm, or be overwhelmed (by a person or issue), as though with oxygen deprivation.
To die due to, or kill someone by means of, insufficient oxygen supply to the body.
To suffer, or cause someone to suffer, from severely reduced oxygen intake to the body.