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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n. highest point; apex or summit; common point of two lines of angle

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n. act of vexing, or state of being vexed; agitation; disquiet; trouble; irritation

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a. attentive to discover and avoid danger, or to provide for safety; wakeful

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n. vitality and energy; healthy capacity for vigorous activity

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a. spread by word of mouth, with minimal intervention in order to create buzz and interest; caused by a virus

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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. marked by harsh spoken or written abuse; scolding

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n. one who is bound by vows to a religion or life of worship or service; devoted adherent of a cause or person or activity