ANT: Unhealthy, delicate, infirm, cold, insincere.
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KEY: Heartily.
SYN: Cordially, zealously, sincerely, earnestly.
ANT: Halfheartedly, insincerely.
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KEY: Heat.
SYN: Warmth, ardor, passion, excitement, fever, ebullition, intensity.
ANT: Coolness, indifference, subsidence, calmness, composure, reflection.
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