The definition for defiant is "Showing bold resistance." Used in a sentence: The defiant toddler refused to leave the park. The definition for beneficial is "helpful.", the definition for buffer is "Protective barrier.", and the definition for elate is "To fill with joy."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for implement is "to carry out or accomplish.", the definition for retroactive is "effective as of a prior time or condition.", and the definition for implausible is "Unbelievable."

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 trove is "valuable collection.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for flourish is "To make bold, sweeping gestures."

The definition for revive is "To bring back to life." Used in a sentence: Hank tried to revive Clare's interest in the project, but her enthusiasm had expired. The definition for punctual is "on time.", the definition for stern is "Harsh, severe.", and the definition for eulogy is "Speech or writing in praise of deceased."

The definition for fidelity is "State of being faithful." Used in a sentence: Unlike her fickle friend Benji, May Belle was known for her fidelity. The definition for egotist is "self–important person.", the definition for repel is "To resist, reject.", and the definition for dubious is "Questionable."