suffocate

Become stultified, suppressed, or stifled.

Be asphyxiated; die from lack of oxygen.

“The child suffocated under the pillow”

Deprive of oxygen and prevent from breathing.

“The child suffocated herself with a plastic bag that the parents had left on the floor”

Impair the respiration of or obstruct the air passage of.

Struggle for breath; have insufficient oxygen intake.

Suppress the development, creativity, or imagination of.

“His job suffocated him”

Feel uncomfortable for lack of fresh air.