Superlative form of 'cozy'; most warm, comfortable, and intimate.
From 'cozy' (origin uncertain, possibly from Scandinavian languages) + '-est' (superlative suffix in English).
Interestingly, 'cozy' became wildly popular in English during the Victorian era when central heating was rare and expensive—people craved the feeling so much they invented whole literary genres of 'cozy mysteries' set in warm little villages.
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