noun
EXAMPLES FROM CORPUS
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No longer does the complex have the reputation as a hotbed of Merseyside militancy.
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Since the province was a hotbed of gentry resistance to the emancipation, confrontation looked a real possibility.
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The Ariadne, if I may put it that way, is a hotbed of super-sensitivity.
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The Northern Band was centred in Kurunagala district, which was long considered the hotbed of the crime.
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Vasey's, like any other establishment, was a hotbed of gossip.
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You may know Quebec as a hotbed of ornery, croissant-munching separatists.