1. chilliness, coolness, nip, coldness, cold, low temperature, frigidity, frigidness

usage: the property of being moderately cold; "the chilliness of early morning"

2. coldness, coolness, frigidity, frigidness, iciness, chilliness, unemotionality, emotionlessness

usage: a lack of affection or enthusiasm; "a distressing coldness of tone and manner"

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