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 derelict is "abandoned.", the definition for epitaph is "Brief statement honoring a dead person.", and the definition for promote is "To contribute to the growth or prosperity of."

The definition for repentant is "Feeling regret." Used in a sentence: The repentant Dana admitted to cheating on the test. The definition for appalling is "inspiring dismay or disgust.", the definition for opportune is "Suitable or convenient.", and the definition for repel is "To resist, reject."

The definition for promote is "To contribute to the growth or prosperity of." Used in a sentence: The promote peace, the diplomat hosted a talk between the warring nations. The definition for buffer is "protective barrier.", the definition for archetypal is "Characteristic of the original model or perfect example.", and the definition for commemorate is "To mark by a ceremony."

The definition for flaunt is "To display showily." Used in a sentence: Sheila, who could not resist bragging, flaunted the "A" marked on her test paper. The definition for incisive is "impressively direct and decisive.", the definition for fragile is "Delicate.", and the definition for penurious is "Extrememly stingy."

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 defiant is "showing bold resistance.", the definition for exception is "A case to which the rule does not apply.", and the definition for sociable is "Inclined to seek companionship."