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accrued
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nonmetamorphic
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break out
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appendages
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constricted
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readily
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stipe
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pick at
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concave shape
concave shape /kɑnˈkeɪv ʃeɪp/
noun
-
A shape that curves or bends inward
(
concave shape
, concavity
, incurvation
, incurvature
)
a shape that curves or bends inward