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 aerate is "to supply with air.", the definition for finite is "Having definite limits.", and the definition for drab is "Dull, monotonous."

The definition for immoderate is "Beyond usual or proper limits." Used in a sentence: Bob's immoderate appetite shocked the guests at the wedding banquet. The definition for pretense is "false intention or purpose.", the definition for melodious is "Having a pleasing melody.", and the definition for composed is "Calm."

The definition for colossal is "Immense, enormous." Used in a sentence: After pushing with all his might, Frank realized he could never move the colossal boulder. The definition for augment is "to make greater.", the definition for compulsion is "An irresistible impulse.", and the definition for buffoonery is "Foolish behavior."

The definition for demeanor is "Behavior towards others." Used in a sentence: Carlos was well liked because of his charming demeanor. The definition for regurgitate is "to pour out or throw back.", the definition for stealth is "The act of moving secretly or unnoticed.", and the definition for frugal is "Thrifty, cheap."

The definition for serenity is "Calmness." Used in a sentence: The serenity of the glassy sea soothed the sailors after the big storm. The definition for negate is "to make invalid.", the definition for censure is "To find fault with.", and the definition for rehash is "To discuss again."