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 precept is "a general rule of action.", the definition for genial is "Sympathetic, friendly.", and the definition for defiant is "Showing bold resistance."

The definition for prominence is "Importance." Used in a sentence: The singer's prominence ensured that the concert would sell out. The definition for gargantuan is "gigantic.", the definition for gravity is "Importance, significance.", and the definition for awe is "Emotion combining dread and wonder."

The definition for precept is "A general rule of action." Used in a sentence: All the students know Mrs. Brown's strict precept; no talking in class. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for fidelity is "State of being faithful.", and the definition for scapegoat is "Someone who bears the blame for others."

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 pantomime is "telling a story through gestures.", the definition for refurbish is "To brighten or freshen.", and the definition for exalt is "To elevate by praise."

The definition for accentuate is "To emphasize." Used in a sentence: Carla used red ribbons to accentuate the coppery tones in her hair. The definition for mediate is "to come between parties in order to reconcile.", the definition for stern is "Harsh, severe.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."