The definition for polarize is "To break up into opposing groups." Used in a sentence: Thelma tended to polarize discussions rather than to encourage compromise. The definition for implausible is "unbelievable.", the definition for benefactor is "One who offers financial help.", and the definition for polarize is "To break up into opposing groups."

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 fickle is "lacking constancy, changeable.", the definition for incidental is "Minor.", and the definition for punctual is "On time."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for exception is "a case to which the rule does not apply.", the definition for hedonism is "Belief that pleasure is the sole aim of life.", and the definition for flaw is "An imperfection."

The definition for duplicity is "Deceptive thought, speech, or action." Used in a sentence: The life of an undercover detective is filed with necessary duplicity. The definition for stifle is "to repress or discourage.", the definition for discern is "To recognize as separate as distinct.", and the definition for appraise is "To evaluate the worth of."

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 impenitent is "lacking remorse.", the definition for appraise is "To evaluate the worth of.", and the definition for deferment is "The act of delaying."