The definition for appalling is "Inspiring dismay or disgust." Used in a sentence: Hector found his roommate's habit of leaving his dirty socks on the floor appalling. The definition for corrosive is "bitingly sarcastic.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for servile is "Fearfully submissive."

The definition for adversary is "One who opposes or resists." Used in a sentence: Franklin hoped to defeat his adversary in the afternoon's tennis match. The definition for demeanor is "behavior towards others.", the definition for archaic is "Characteristic of an earlier time.", and the definition for dubious is "Questionable."

The definition for pretense is "False intention or purpose." Used in a sentence: The jewel thief entered the mansion under the pretense of fixing a leaky faucet. The definition for corroborate is "to support with evidence.", the definition for moderate is "Tending toward the average.", and the definition for insolence is "Boldness or rudeness."

The definition for redouble is "To make twice as great." Used in a sentence: As the sun began to set, Brittany redoubled her effort to find the necklace she had dropped in the field. The definition for duplicity is "deceptive thought, speech, or action.", the definition for flourish is "To make bold, sweeping gestures.", and the definition for awe is "Emotion combining dread and wonder."

The definition for polarize is "To break up into opposing groups." Used in a sentence: Thelma tended to polarize discussions rather than to encourage compromise. The definition for melee is "a tumultuous fight among several people.", the definition for garish is "Offensively bright.", and the definition for benefactor is "One who offers financial help."