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sarcastic implies intent to hurt by taunting with mocking ridicule, veiled sneers, etc. a sarcastic reminder that work begins at 9:00 A.M.; satirical, or ?satiric, implies as its purpose the exposing or attacking of the vices, follies, stupidities, etc. of others and connotes the use of ridicule, sarcasm, etc. Swift's satirical comments; ironic, or ironical, applies to a humorous or sarcastic form of expression in which the intended meaning of what is said is directly opposite to the usual sense ""My, you're early'' was his ironic taunt to the latecomer; sardonic implies sneering or mocking bitterness in a person, or, more often, in his expression, remarks, etc. a sardonic smile; caustic implies a cutting, biting, or stinging wit or sarcasm a caustic tongue
See sarcastic in American Heritage Dictionary 4 Synonyms
See sarcastic in Webster's New World Roget's A-Z Thesaurus II
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