The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for naive is "lacking worldy wisdom.", the definition for implement is "To carry out or accomplish.", and the definition for distortion is "The act of twisting out of shape."

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 rail is "to scold in harsh language.", the definition for implausible is "Unbelievable.", and the definition for authoritarian is "Favoring absolute obedience to authority."

The definition for brandish is "To shake or wave menacingly." Used in a sentence: The baseball player was fined for brandishing his bat at the opposing pitcher. The definition for ecstatic is "overwhelmingly emotional.", the definition for elate is "To fill with joy.", and the definition for colossal is "Immense, enormous."

The definition for pretentious is "Making unjustified claims." Used in a sentence: The pretentious boy said that he was the fastest runner, but he finished last in the race. The definition for condone is "to treat as acceptable.", the definition for insinuate is "To suggest indirectly.", and the definition for prudent is "Marked by wisdom, shrewd."

The definition for cunning is "Showing clever insight." Used in a sentence: The general devised a cunning strategy to outfox the enemy. The definition for buffoonery is "foolish behavior.", the definition for egotist is "Self–important person.", and the definition for clairvoyance is "Ability to see things beyond ordinary perception."