suffocate

(intransitive) to die due to insufficient oxygen supply to the body

(intransitive) to suffer from severely reduced oxygen intake to the body

(transitive) to cause someone to suffer severely reduced oxygen supply to his body

(transitive) to kill someone by depriving him of a sufficient oxygen intake

To be overwhelmed

To die from insufficient oxygen

To kill by deprivation of oxygen

To make weary with contact

To reduce oxygen supply

To suffer from reduced oxygen