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 impenitent is "lacking remorse.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for celebrated is "Widely known, respected."

The definition for precept is "A general rule of action." Used in a sentence: All the students know Mrs. Brown's strict precept; no talking in class. The definition for fragile is "delicate.", the definition for intricate is "Having complex and interrelated parts.", and the definition for oblivious is "Lacking awareness."

The definition for iridescent is "Having a lustrous or attractivve quality." Used in a sentence: The movie star's iridescent presence charmed even the hardened reporter. The definition for celebrated is "widely known, respected.", the definition for fraud is "Trick.", and the definition for fragile is "Delicate."

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 procrastinate is "to put off intentionally.", the definition for scamper is "To run quickly.", and the definition for facade is "false or superficial appearance."

The definition for repentant is "Feeling regret." Used in a sentence: The repentant Dana admitted to cheating on the test. The definition for prominence is "importance.", the definition for incisive is "Impressively direct and decisive.", and the definition for periodic is "Occurring at regular intervals."