The definition for derivative is "Lacking originality." Used in a sentence: Critics panned the movie as a derivative version of last year's Best Picture. The definition for meticulous is "extrememly careful regarding details.", the definition for serenity is "Calmness.", and the definition for regurgitate is "To pour out or throw back."

The definition for repentant is "Feeling regret." Used in a sentence: The repentant Dana admitted to cheating on the test. The definition for diffident is "lacking self–confidence.", the definition for combustion is "Act of burning.", and the definition for perception is "Capacity for seeing or understanding."

The definition for stern is "Harsh, severe." Used in a sentence: The stern principal canceled the prom after the seniors played a silly prank. The definition for incumbent is "necessary as a duty or responsibility.", the definition for intricate is "Having complex and interrelated parts.", and the definition for disdain is "Feeling of contempt."

The definition for mandate is "An official order or commission to do something." Used in a sentence: Martha reluctantly obeyed the mandate to vacate her apartment. The definition for demeanor is "behavior towards others.", the definition for polarize is "To break up into opposing groups.", and the definition for pomp is "Showy display."

The definition for disconcert is "To throw into confusion." Used in a sentence: Jennifer's outspoken criticism of the meal disoncerted the waiter. The definition for salvage is "to save from ruin.", the definition for grandiose is "With an affectation of grandeur.", and the definition for stealth is "The act of moving secretly or unnoticed."