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 exasperation is "the state of being irritated.", the definition for surplus is "Excess.", and the definition for preclude is "To rule out in advance."

The definition for penurious is "Extrememly stingy." Used in a sentence: Ebenezer Scrooge was most penurious, refusing to give even a penny to charity. The definition for foil is "one that enhances or underscores by contrast.", the definition for advantageous is "Giving an advantage.", and the definition for perception is "Capacity for seeing or understanding."

The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for surplus is "excess.", the definition for pantomime is "Telling a story through gestures.", and the definition for elate is "To fill with joy."

The definition for gruff is "Rough or stern in manner or speech." Used in a sentence: Heidi's grandfather was gruff, barking stern orders and hardly smiling. The definition for disdain is "feeling of contempt.", the definition for straddle is "To favor opposing sides.", and the definition for accessible is "Easy to reach or to approach."

The definition for gargantuan is "Gigantic." Used in a sentence: The gargantuan monster towered over the ten–story bulding. The definition for oblivious is "lacking awareness.", the definition for derivative is "Lacking originality.", and the definition for prune is "To reduce by removing excess."