The definition for unscrupulous is "Lacking principles." Used in a sentence: The unscrupulous salesman was fired for lying to his customers. The definition for obnoxious is "highly offensive.", the definition for duplicity is "Deceptive thought, speech, or action.", and the definition for serenity is "Calmness."

The definition for disdain is "Feeling of contempt." Used in a sentence: The arrogant writer did not hide his disdain for his uneducated dinner companion. The definition for brandish is "to shake or wave menacingly.", the definition for dubious is "Questionable.", and the definition for clarity is "Clearness."

The definition for combustion is "Act of burning." Used in a sentence: Campers must use fire with great caution to prevent combustion of the parched brush. The definition for exasperation is "the state of being irritated.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for disconcert is "To throw into confusion."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for mandate is "an official order or commission to do something.", the definition for facade is "false or superficial appearance.", and the definition for nurture is "To further the development of."

The definition for fragile is "Delicate." Used in a sentence: Jade placed the fragile vase out of reach of her rambunctious boys. The definition for polarize is "to break up into opposing groups.", the definition for discern is "To recognize as separate as distinct.", and the definition for exception is "A case to which the rule does not apply."