The definition for ramble is "To wander, physically or in language." Used in a sentence: Professor Tan rambled during his lectures, frequently straying from the subject. The definition for buffer is "protective barrier.", the definition for rancorous is "Marked by deep ill–will.", and the definition for corrosive is "Bitingly sarcastic."

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 unscrupulous is "lacking principles.", the definition for immoderate is "Beyond usual or proper limits.", and the definition for repel is "To resist, reject."

The definition for stealth is "The act of moving secretly or unnoticed." Used in a sentence: The burglar took the ring by stealth, slipping it from the sleeping woman's finger. The definition for trove is "valuable collection.", the definition for ethical is "Conforming to accepted standards.", and the definition for genial is "Sympathetic, friendly."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for conduit is "means for transmitting or distributing.", the definition for buffoonery is "Foolish behavior.", and the definition for naive is "Lacking worldy wisdom."

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 straddle is "to favor opposing sides.", the definition for combative is "Eager to fight.", and the definition for elate is "To fill with joy."