The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for duplicity is "deceptive thought, speech, or action.", the definition for aerate is "To supply with air.", and the definition for rail is "To scold in harsh language."

The definition for futile is "Without purpose, completely ineffective." Used in a sentence: Arguing with Andrew is futile because he never changes his mind. The definition for prune is "to reduce by removing excess.", the definition for implausible is "Unbelievable.", and the definition for hedonism is "Belief that pleasure is the sole aim of life."

The definition for grandiose is "With an affectation of grandeur." Used in a sentence: The sweeping, grandiose staircase looked preposterous in the modest entry hall. The definition for interminable is "never ending, or seemingly endless.", the definition for redouble is "To make twice as great.", and the definition for trove is "Valuable collection."

The definition for inflammatory is "Tending to excite anger." Used in a sentence: Garth's inflammatory remarks at the party made Gwen furious. The definition for insinuate is "to suggest indirectly.", the definition for brandish is "To shake or wave menacingly.", and the definition for iridescent is "Having a lustrous or attractivve quality."

The definition for prudent is "Marked by wisdom, shrewd." Used in a sentence: Manny was happy she followed Greg's prudent advice to study, as the test was difficult. The definition for clairvoyance is "ability to see things beyond ordinary perception.", the definition for commemorate is "To mark by a ceremony.", and the definition for indecorous is "In bad taste."