Suffocating Synonyms and Antonyms

Deprive of oxygen and prevent from breathing
(Verb)
Antonyms:
  1. freeing
  2. loosing
Be asphyxiated; die from lack of oxygen
(Verb)
Become stultified, suppressed, or stifled
(Verb)
Synonyms:
  1. choking
Causing difficulty in breathing especially through lack of fresh air and presence of heat
(Adjective)
Synonyms:
  1. smothering
  2. suffocative