The definition for ethical is "Conforming to accepted standards." Used in a sentence: Mary did the ethical thing and turned in the diamond necklace she found. The definition for pretense is "false intention or purpose.", the definition for stifle is "To repress or discourage.", and the definition for opportune is "Suitable or convenient."

The definition for appraise is "To evaluate the worth of." Used in a sentence: Simone, an expert in African sculpture, was asked to appraise the ambassador's collection of masks. The definition for adversary is "one who opposes or resists.", the definition for serenity is "Calmness.", and the definition for servile is "Fearfully submissive."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for accentuate is "to emphasize.", the definition for corrective is "Intended to correct.", and the definition for avian is "Relating to birds."

The definition for insolence is "Boldness or rudeness." Used in a sentence: The boy's insolence to the policeman embarrassed his mother. The definition for fidelity is "state of being faithful.", the definition for lenient is "Mild or tolerant.", and the definition for induce is "To influence or cause."

The definition for prune is "To reduce by removing excess." Used in a sentence: The candidate pruned his speech so he would not exceed the time limit. The definition for melodious is "having a pleasing melody.", the definition for facade is "false or superficial appearance.", and the definition for implausible is "Unbelievable."