The definition for iridescent is "Having a lustrous or attractivve quality." Used in a sentence: The movie star's iridescent presence charmed even the hardened reporter. The definition for implausible is "unbelievable.", the definition for preclude is "To rule out in advance.", and the definition for demeanor is "Behavior towards others."

The definition for futile is "Without purpose, completely ineffective." Used in a sentence: Arguing with Andrew is futile because he never changes his mind. The definition for rehash is "to discuss again.", the definition for prominence is "Importance.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for exception is "A case to which the rule does not apply." Used in a sentence: The teacher made an exception and let Gina eat her snack in class. The definition for deferment is "the act of delaying.", the definition for interminable is "Never ending, or seemingly endless.", and the definition for serenity is "Calmness."

The definition for scamper is "To run quickly." Used in a sentence: The frightened kitten scampered away from the butterfly. The definition for polarize is "to break up into opposing groups.", the definition for archetypal is "Characteristic of the original model or perfect example.", and the definition for perception is "Capacity for seeing or understanding."

The definition for lenient is "Mild or tolerant." Used in a sentence: The judge issued a lenient sentence because it was Frank's first offense. The definition for meticulous is "extrememly careful regarding details.", the definition for salvage is "To save from ruin.", and the definition for buffer is "Protective barrier."