The definition for finite is "Having definite limits." Used in a sentence: The exasperated mother had finite patience for her toddler's tantrums. The definition for serenity is "calmness.", the definition for ploy is "A contrived plan.", and the definition for aerate is "To supply with air."

The definition for stifle is "To repress or discourage." Used in a sentence: Amy tried ineffectively to stifle her giggles after she read Susan's note in class. The definition for euphoria is "feeling of great happiness.", the definition for stealth is "The act of moving secretly or unnoticed.", and the definition for distortion is "The act of twisting out of shape."

The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for brandish is "to shake or wave menacingly.", the definition for elate is "To fill with joy.", and the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage."

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 unscrupulous is "lacking principles.", the definition for rehash is "To discuss again.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for hedonism is "Belief that pleasure is the sole aim of life." Used in a sentence: The hedonism of the emperoro, who spent all his time giving parties, caused his downfall. The definition for lurid is "causing horror, shocking.", the definition for periodic is "Occurring at regular intervals.", and the definition for apathetic is "Showing little or no emotion."