4000 FCE Vocabulary List

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a. useless; vain; trifling; unprofitable; thoughtless; given rest and ease; avoiding work or employment; lazy

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a. incapable of being read; unclear; not legible

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a. not mortal; exempt from liability to die; undying; imperishable; lasting forever

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v. expand; fill with air or gas;  increase the amount or availability of

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n. element in a mixture or compound

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ad. in the beginning; at first

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n. investigation; search for knowledge

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v. make sure or secure, specifically against loss by a contingent event; give or take insurance on

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v. interplay; act together or towards others or with

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a. valuable under estimation; inestimable; priceless