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 immoderate is "beyond usual or proper limits.", the definition for facade is "false or superficial appearance.", and the definition for placebo is "An inactive substance used in medical testing."

The definition for extenuating is "Partially excusing." Used in a sentence: The extenuating circumstance of Calvin's illness caused the teacher to excuse his lateness. The definition for ethical is "conforming to accepted standards.", the definition for corroborate is "To support with evidence.", and the definition for retroactive is "effective as of a prior time or condition."

The definition for parity is "Equality." Used in a sentence: Hilda, to avoid squabbles, aimed for parity in the slices of birthday cake. The definition for unscrupulous is "lacking principles.", the definition for absolve is "To forgive; to free from guilt.", and the definition for recrimination is "A retaliatory accusation."

The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for fidelity is "state of being faithful.", the definition for solace is "Source of consolation.", and the definition for dubious is "Questionable."

The definition for distortion is "The act of twisting out of shape." Used in a sentence: The story about the actress in the gossip column was a distortion of the truth. The definition for surplus is "excess.", the definition for proximity is "Closeness.", and the definition for polarize is "To break up into opposing groups."