The definition for benefactor is "One who offers financial help." Used in a sentence: Michael's aunt and benefactor paid his college tuition. The definition for comprehensible is "understandable.", the definition for apathetic is "Showing little or no emotion.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for incumbent is "Necessary as a duty or responsibility." Used in a sentence: It was incumbent on Jack to attend his father's retirement party. The definition for gargantuan is "gigantic.", the definition for stifle is "To repress or discourage.", and the definition for celebrated is "Widely known, respected."

The definition for pretense is "False intention or purpose." Used in a sentence: The jewel thief entered the mansion under the pretense of fixing a leaky faucet. The definition for aerate is "to supply with air.", the definition for prudent is "Marked by wisdom, shrewd.", and the definition for curtail is "To make less."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for retroactive is "effective as of a prior time or condition.", the definition for rail is "To scold in harsh language.", and the definition for derelict is "Abandoned."

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 derivative is "lacking originality.", the definition for onset is "Beginning.", and the definition for absolve is "To forgive; to free from guilt."