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 polarize is "to break up into opposing groups.", the definition for preclude is "To rule out in advance.", and the definition for incidental is "Minor."

The definition for salvage is "To save from ruin." Used in a sentence: After the fire, Mrs. Han tried to salvage her family photos from the wreckage. The definition for ramble is "to wander, physically or in language.", the definition for archetypal is "Characteristic of the original model or perfect example.", and the definition for compulsion is "An irresistible impulse."

The definition for onset is "Beginning." Used in a sentence: Crocuses bloom at the onset of spring, sometimes even before the snow melts. The definition for incisive is "impressively direct and decisive.", the definition for cunning is "Showing clever insight.", 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 derivative is "Lacking originality." Used in a sentence: Critics panned the movie as a derivative version of last year's Best Picture. The definition for appalling is "inspiring dismay or disgust.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for drab is "Dull, monotonous."

The definition for derelict is "Abandoned." Used in a sentence: The derelict house was condemned as a public hazard. The definition for comparable is "similar, equivalent.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for placebo is "An inactive substance used in medical testing."