A person who chivers; one who shivers or trembles, or dialectically, to shiver with cold.
From the verb 'chiver' or 'shiver,' with Old English roots related to splitting or shattering; the word describes involuntary muscular response to cold.
The word 'chiver' is now mostly archaic, replaced by 'shiver,' but it lingered in British and American dialects, showing how common words evolve and some variants simply die out even when they describe perfectly ordinary experiences.
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