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asphyxiation
transitive and intransitive verb
Definitions:
suffocate: to deprive a person or animal of oxygen, or be deprived of oxygen, usually leading to unconsciousness or death
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ventilate
[physiology]
supply oxygen to blood: to oxygenate or aerate the blood through the blood vessels of the lungs
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confine
transitive verb
keep in some place: to prevent somebody or something from leaving an enclosed or limited space such as a prison, room, or bed
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