Temperature is a measure of the average kinetic energy of the particles in a system, and can be expressed in various ways. WARMTH, CLIMATE, HEAT, FEVER, MEAN, RANA, runa, HOTNESS, and heatmeasure are all terms related to temperature. WARMTH is a feeling of comfort or coziness, while CLIMATE is the average weather conditions of a region over a long period of time. HEAT is the transfer of energy from one object to another due to a difference in temperature, and FEVER is an abnormally high body temperature. MEAN is an average of a set of numbers, while RANA and runa are both words for 'FROG' in different languages. HOTNESS is a feeling of being uncomfortably warm, and heatmeasure is a term used to describe the measurement of temperature.