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v.
kill by squeezing the throat of so as to cut off the air; "he tried to strangle his opponent"; "A man in Boston has been strangling several dozen prostitutes"
v.
deprive of oxygen and prevent from breathing; "Othello smothered Desdemona with a pillow"; "The child suffocated herself with a plastic bag that the parents had left on the floor"
v.
pass from physical life and lose all bodily attributes and functions necessary to sustain life; "She died from cancer"; "They children perished in the fire"; "The patient went peacefully"; "The old guy kicked the bucket at the age of 102"