stifling

(noun) forceful prevention; putting down by power or authority. Synonyms: suppression, crushing, quelling. Examples: "The suppression of heresy." "The quelling of the rebellion." "The stifling of all dissent."

(verb) conceal or hide. Synonyms: smother, stifle, strangle, muffle, repress. Examples: "Smother a yawn." "Muffle one's anger." "Strangle a yawn."

(verb) smother or suppress. Synonyms: stifle, dampen. Example: "Stifle your curiosity."

(verb) impair the respiration of or obstruct the air passage of. Synonyms: suffocate, stifle, asphyxiate, choke. Example: "The foul air was slowly suffocating the children."

(verb) be asphyxiated; die from lack of oxygen. Synonyms: suffocate, stifle, asphyxiate. Example: "The child suffocated under the pillow."

(adj) characterized by oppressive heat and humidity. Synonyms: sultry, sulfurous, sulphurous. Examples: "The summer was sultry and oppressive." "The stifling atmosphere." "The sulfurous atmosphere preceding a thunderstorm."