The definition for rancorous is "Marked by deep ill–will." Used in a sentence: The rancorous competition between the two chess clubs actually ended in a brawl. The definition for appraise is "to evaluate the worth of.", the definition for fickle is "Lacking constancy, changeable.", and the definition for celebrated is "Widely known, respected."

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 curtail is "to make less.", the definition for genial is "Sympathetic, friendly.", and the definition for gravity is "Importance, significance."

The definition for foil is "One that enhances or underscores by contrast." Used in a sentence: The sweet cookie was a perfect foil to the sour lemon sorbet. The definition for futile is "without purpose, completely ineffective.", the definition for archaic is "Characteristic of an earlier time.", and the definition for recrimination is "A retaliatory accusation."

The definition for disconcert is "To throw into confusion." Used in a sentence: Jennifer's outspoken criticism of the meal disoncerted the waiter. The definition for extol is "to praise highly.", the definition for antidote is "Something that relieves or counteracts.", and the definition for pretentious is "Making unjustified claims."

The definition for melee is "A tumultuous fight among several people." Used in a sentence: After the game, a melee broke out between fans of the opposing teams. The definition for manifest is "obvious.", the definition for moderate is "Tending toward the average.", and the definition for polarize is "To break up into opposing groups."