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 appalling is "inspiring dismay or disgust.", the definition for buffer is "Protective barrier.", and the definition for oblivious is "Lacking awareness."

The definition for melodious is "Having a pleasing melody." Used in a sentence: The melodious sounds of the symphony soothed Tim after his trying day. The definition for parity is "equality.", the definition for abate is "Become less in amount or intensity.", and the definition for drub is "To defeat decisively."

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 incumbent is "necessary as a duty or responsibility.", the definition for colossal is "Immense, enormous.", and the definition for celebrated is "Widely known, respected."

The definition for naive is "Lacking worldy wisdom." Used in a sentence: The naive Simon assumed that everyone was as simple and kind as he was. The definition for ecstatic is "overwhelmingly emotional.", the definition for solace is "Source of consolation.", and the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage."

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 precept is "a general rule of action.", the definition for rancorous is "Marked by deep ill–will.", and the definition for antidote is "Something that relieves or counteracts."