The definition for beneficial is "Helpful." Used in a sentence: there is no doubt that eating vegetables is beneficial to one's health. The definition for gruff is "rough or stern in manner or speech.", the definition for dubious is "Questionable.", and the definition for buffer is "Protective barrier."

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 flaw is "an imperfection.", the definition for comparable is "Similar, equivalent.", and the definition for adversary is "One who opposes or resists."

The definition for eulogy is "Speech or writing in praise of deceased." Used in a sentence: Ernesto delivered a moving eulogy at his uncle's funeral. The definition for proximity is "closeness.", the definition for stealth is "The act of moving secretly or unnoticed.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."

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 regurgitate is "to pour out or throw back.", the definition for ethical is "Conforming to accepted standards.", and the definition for accentuate is "To emphasize."

The definition for corrective is "Intended to correct." Used in a sentence: The school decided to take corrective measures to prevent truancy. The definition for rail is "to scold in harsh language.", the definition for pretentious is "Making unjustified claims.", and the definition for augment is "To make greater."