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 placebo is "an inactive substance used in medical testing.", the definition for recrimination is "A retaliatory accusation.", and the definition for derivative is "Lacking originality."

The definition for flaunt is "To display showily." Used in a sentence: Sheila, who could not resist bragging, flaunted the "A" marked on her test paper. The definition for pathos is "sympathetic pity.", the definition for recrimination is "A retaliatory accusation.", and the definition for duplicity is "Deceptive thought, speech, or action."

The definition for rhapsody is "State of great happiness." Used in a sentence: Lorraine was in rhapsody when she was accepte to the college of her dreams. The definition for demeanor is "behavior towards others.", the definition for oblivious is "Lacking awareness.", and the definition for immoderate is "Beyond usual or proper limits."

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 dubious is "questionable.", the definition for derelict is "Abandoned.", and the definition for melee is "A tumultuous fight among several people."

The definition for dubious is "Questionable." Used in a sentence: Karl found Kevin's claim that he was sick dubious, as he had just seen him playing football. The definition for entangle is "to involve in trouble.", the definition for demeanor is "Behavior towards others.", and the definition for condone is "To treat as acceptable."