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 inviolable is "secure from assault of trespass.", the definition for regale is "To amuse.", and the definition for curtail is "To make less."

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 revive is "to bring back to life.", the definition for ethical is "Conforming to accepted standards.", and the definition for catastrophic is "Relating to extreme misfortune."

The definition for commemorate is "To mark by a ceremony." Used in a sentence: Each year, the Franklins commemorate their anniversary by visiting the site of their first date. The definition for flaw is "an imperfection.", the definition for eloquent is "Fluent, expressive.", and the definition for avian is "Relating to birds."

The definition for accentuate is "To emphasize." Used in a sentence: Carla used red ribbons to accentuate the coppery tones in her hair. The definition for retroactive is "effective as of a prior time or condition.", the definition for garish is "Offensively bright.", and the definition for elusive is "Hard to grasp."

The definition for brandish is "To shake or wave menacingly." Used in a sentence: The baseball player was fined for brandishing his bat at the opposing pitcher. The definition for disconcert is "to throw into confusion.", the definition for promote is "To contribute to the growth or prosperity of.", and the definition for implausible is "Unbelievable."