The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for curtail is "to make less.", the definition for aesthete is "Person having or affecting sensitivity to beauty.", and the definition for insolence is "Boldness or rudeness."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for aesthete is "person having or affecting sensitivity to beauty.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for derivative is "Lacking originality."

The definition for gruff is "Rough or stern in manner or speech." Used in a sentence: Heidi's grandfather was gruff, barking stern orders and hardly smiling. The definition for clarity is "clearness.", the definition for genial is "Sympathetic, friendly.", and the definition for flagrant is "Noticeably offensive."

The definition for methodical is "Performed in an orderly manner." Used in a sentence: Oscar's methodical approach exasperated his free–spirited friend Ben. The definition for archaic is "characteristic of an earlier time.", the definition for avian is "Relating to birds.", and the definition for impenitent is "Lacking remorse."

The definition for proximity is "Closeness." Used in a sentence: The proximity of Tia's house to school meant that she could walk there in five minutes. The definition for servile is "fearfully submissive.", the definition for civility is "Politeness.", and the definition for mediate is "To come between parties in order to reconcile."