The definition for perception is "Capacity for seeing or understanding." Used in a sentence: His incredible perception made him the best detective on the force. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for drab is "Dull, monotonous.", and the definition for avian is "Relating to birds."

The definition for oblivious is "Lacking awareness." Used in a sentence: Love–struck Charlie was oblivious to everyone but the object of his affection. The definition for celebrated is "widely known, respected.", the definition for augment is "To make greater.", and the definition for opportune is "Suitable or convenient."

The definition for discern is "To recognize as separate as distinct." Used in a sentence: The pastry connoisseur was able to discern Swiss from Belgian chocolate. The definition for eloquent is "fluent, expressive.", the definition for lurid is "Causing horror, shocking.", and the definition for adversary is "One who opposes or resists."

The definition for authoritarian is "Favoring absolute obedience to authority." Used in a sentence: Marco's authoritarian mother never allowed him to watch more than one hour of television a day. The definition for inauspicious is "not favorable.", the definition for procrastinate is "To put off intentionally.", and the definition for absolve is "To forgive; to free from guilt."

The definition for exasperation is "The state of being irritated." Used in a sentence: The longer Jorge waited in line at the ticket counter, the more his exasperation grew. The definition for heinous is "shockingly evil.", the definition for egotist is "Self–important person.", and the definition for implement is "To carry out or accomplish."