Difficult GRE Words - Group 12

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n. animals having a bony or cartilaginous skeleton with a segmented spinal column

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v. make vicious and defamatory statements about; attempt to degrade by slander; defame

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n. vitality and energy; healthy capacity for vigorous activity

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v. clear from blame; exonerate; maintain, uphold, or defend

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n. appreciation for or interest in fine objects of art; lovers of the elegant arts collectively

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n. resistance of a liquid to shear forces; physics coefficient of viscosity; quality of flowing slowly

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a. harsh or corrosive in tone; sarcastic; bitterly scathing

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a. marked by harsh spoken or written abuse; scolding

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a. offensively loud; noisy; making outcry

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a. ravenous; excessively greedy and grasping; devouring or craving food in great quantities