The spelling of the word "are power" is guided by the International Phonetic Alphabet (IPA). The sound represented by the letter "r" is a voiced alveolar approximant, articulated by vibrating the tongue against the alveolar ridge. The sound represented by the letter "a" is an open front unrounded vowel, pronounced with the tongue low and not touching the roof of the mouth. Lastly, the sound represented by the letter "e" is a mid front unrounded vowel, pronounced with the tongue positioned halfway between the top and bottom of the mouth. Together, these sounds produce the word "are power".
The phrase "are power" does not have a specific etymology since it is a combination of words that function as a complete sentence or phrase. However, if you are referring to the word "are" itself, it is the present tense form of the verb "to be". The word "power" has its etymology from the Latin word "potēre" meaning "to be able" or "to have power".