1) _____________________________________________

knowledge of a thing

2) _____________________________________________

Having two fingers or finger-like projections.

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Nonliving, inanimate, characterised by the absence of life; of inorganic matter. [Mid 20th century.]

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Fear of heights.

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A parasite that lives on the surface of a host organism; such as the Demodex mite, which lives in human hair and eyelashes.

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cannot be used up

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A group of men assembled for some common purpose; a club, or cabal.

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Peculiar to a specific individual; eccentric.

9) _____________________________________________

A set of names or terms.

10) _____________________________________________

Having the Earth at the center. Usually in reference to the Solar System, as part of a discredited theory.