coolness
The origin and history of coolness.
Etymology
It comes from Middle English colnes, colnesse, from Old English cōlnes, cœ̄lnes, cēlnes ("coolness; cool air, breeze"), from Proto-West Germanic *kōlinassī, equivalent to cool + -ness. It is cognate with Middle High German kuolnisse, küelnisse ("cooling, coolness").
