The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for periodic is "occurring at regular intervals.", the definition for pantomime is "Telling a story through gestures.", and the definition for benevolent is "Kind, helpful."

The definition for buffoonery is "Foolish behavior." Used in a sentence: Clarence, an irrepressible comic, was held after cass for his buffoonery. The definition for turmoil is "extreme confusion, agitation.", the definition for retroactive is "effective as of a prior time or condition.", and the definition for periodic is "Occurring at regular intervals."

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 punctual is "on time.", the definition for naive is "Lacking worldy wisdom.", and the definition for anthology is "A collection of selected literary pieces."

The definition for accessible is "Easy to reach or to approach." Used in a sentence: The introduction to the complex novel was, thankfully, written in clear accessible language. The definition for benefactor is "one who offers financial help.", the definition for penurious is "Extrememly stingy.", and the definition for accentuate is "To emphasize."

The definition for preclude is "To rule out in advance." Used in a sentence: "Having cake now will preclude dessert later," said Amber's mother. The definition for interminable is "never ending, or seemingly endless.", the definition for ethical is "Conforming to accepted standards.", and the definition for distortion is "The act of twisting out of shape."