The definition for buffer is "Protective barrier." Used in a sentence: The dense trees acted as a buffer against the heavy rain. The definition for ethical is "conforming to accepted standards.", the definition for futile is "Without purpose, completely ineffective.", and the definition for advantageous is "Giving an advantage."

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 pomp is "showy display.", the definition for celebrated is "Widely known, respected.", and the definition for archaic is "Characteristic of an earlier time."

The definition for opportune is "Suitable or convenient." Used in a sentence: Quan stepped onto the platform at the most opportune time, just as the train pulled in. The definition for interminable is "never ending, or seemingly endless.", the definition for accommodate is "To give consideration to.", and the definition for condone is "To treat as acceptable."

The definition for archaic is "Characteristic of an earlier time." Used in a sentence: In the world of high fashion, two–year–old shoes are considered positively archaic. The definition for lenient is "mild or tolerant.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for corroborate is "To support with evidence."

The definition for sociable is "Inclined to seek companionship." Used in a sentence: The sociable Glenda was delighted to receive the party invitation. The definition for aerate is "to supply with air.", the definition for servile is "Fearfully submissive.", and the definition for turmoil is "Extreme confusion, agitation."