4000 CPE Vocabulary List

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n. biologist knowledgeable about natural history

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v. cause to become sick; fill with disgust

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n. small mug or cup; unit of liquid measure equal to one-quarter of a pint; human head

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n. a subtle or slight degree of difference; a small difference in meaning

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n. act of obstructing; any structure that makes progress difficult

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a. inclined to intrude or thrust one's self or one's opinions upon others; enter uninvited; forward; pushing; intrusive.

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n. an event that happens

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n. descendant; the young of an animal

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n. burden or obligation; difficult or disagreeable responsibility or necessity

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v. be any thick messy substance; pass gradually; progress slowly but steadily