Sulfurous
Part of speech: adjective
Definition: Containing sulfur. Of, or relating to sulfur, especially in its lower oxidation state.
Caustic
Part of speech: adjective
Definition: Capable of burning, corroding or destroying organic tissuesharp, bitter, cutting, biting, sarcastic
Part of speech: noun
Definition: Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.The envelope of reflected or refracted rays of light for a given surface or object.The envelope of reflected or refracted rays for a given curve.caustic soda
Example sentence: When someone asks 'what's the use of philosophy?' the reply must be aggressive, since the question tries to be ironic and caustic. Philosophy does not serve the State or the Church, who have other concerns. It serves no established power.