The definition for stealth is "The act of moving secretly or unnoticed." Used in a sentence: The burglar took the ring by stealth, slipping it from the sleeping woman's finger. The definition for compulsion is "an irresistible impulse.", the definition for flaw is "An imperfection.", and the definition for flourish is "To make bold, sweeping gestures."

The definition for perception is "Capacity for seeing or understanding." Used in a sentence: His incredible perception made him the best detective on the force. The definition for revoke is "to cancel by taking back.", the definition for stifle is "To repress or discourage.", and the definition for straddle is "To favor opposing sides."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for surplus is "excess.", the definition for belated is "Past the normal or proper time.", and the definition for opportune is "Suitable or convenient."

The definition for moderate is "Tending toward the average." Used in a sentence: The best–selling writer was disappointed; his new novel was only a moderate success. The definition for melodious is "having a pleasing melody.", the definition for adversary is "One who opposes or resists.", and the definition for polarize is "To break up into opposing groups."

The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for gravity is "importance, significance.", the definition for obnoxious is "Highly offensive.", and the definition for derelict is "Abandoned."