Of a thing: extremely hot or active.
Of a person: feeling uncomfortably hot.
Of the weather: very hot.
That boils or boil.
Extremely
An animation style with constantly changing wavy outlines, giving a shimmering or wobbling appearance.
The process of changing the state of a substance from liquid to gas by heating it to its boiling point.
Feeling uncomfortably cold.
Distant and cool; unfriendly.
Cold enough to cause discomfort.