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Old English grim (inherited)
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Old English grimm (mention)
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Old English *grimu (inherited)
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Middle Dutch grimme (cognate)
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Middle English grim (inherited)
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Middle English grim (inherited)
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Middle English grym (mention)
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Middle English greme (mention)
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Middle High German grimme (cognate)
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Proto-West Germanic *grimm (inherited)
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Proto-Indo-European *gʰrem- (root)
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Proto-Indo-European *gʰrem- (derived)
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Proto-Indo-European *gʰrem- (derived)
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Proto-Indo-European *gʰrem- (root(en/ang))