The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for corrosive is "bitingly sarcastic.", the definition for exception is "A case to which the rule does not apply.", and the definition for authoritarian is "Favoring absolute obedience to authority."

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 intricate is "having complex and interrelated parts.", the definition for egotist is "Self–important person.", and the definition for anthology is "A collection of selected literary pieces."

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 condone is "to treat as acceptable.", the definition for unscrupulous is "Lacking principles.", and the definition for drub is "To defeat decisively."

The definition for equitable is "Fair and equal." Used in a sentence: The judge made an equitable decision dividing the estate evenly among the sisters. The definition for procrastinate is "to put off intentionally.", the definition for gruff is "Rough or stern in manner or speech.", and the definition for entangle is "To involve in trouble."

The definition for ethical is "Conforming to accepted standards." Used in a sentence: Mary did the ethical thing and turned in the diamond necklace she found. The definition for augment is "to make greater.", the definition for accessible is "Easy to reach or to approach.", and the definition for manifest is "Obvious."