calor
/kaˈloɾ/ · A2 · noun · mf
heat
🔥 calor = root of calorie: a calorie is a unit of heat
From Latin calor (heat), the same root as English calorie and cauldron. Related Spanish words: caliente (hot), calentar (to heat). Note: say tengo calor (I have heat) for I am hot; hace calor means it is hot out.