Cool can either mean awesome or slightly cold.
Quivering means to shake slightly. Shivering is more related to the idea of cold.
slightly above 'see your breath' cold.
Assuming you mean for plants, think "rain temperature." Not hot, but room temperature to slightly cooler than that.
Because in the cold, they shrink. If they are'nt sagged, they will snap in the cold.
it means to close or tighten slightly
warm or slightly chilly milk if it is to cold they will get friskie.
It mean cold.
Antarctic temperatures have been unaffected by wars, and only slightly by global warming.
It changes to go slightly pale and blue in colour.
warm to hand slightly cold
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