flame

(noun) the process of combustion of inflammable materials producing heat and light and (often) smoke. Synonyms: fire, flaming. Examples: "Fire was one of our ancestors' first discoveries."

(verb) shine with a sudden light. Synonyms: flare. Examples: "The night sky flared with the massive bombardment."

(verb) be in flames or aflame. Examples: "The sky seemed to flame in the hawaiian sunset."

(verb) criticize harshly, usually via an electronic medium. Examples: "The person who posted an inflammatory message got flamed."