The spelling of the word "Karrena" can be explained using the International Phonetic Alphabet (IPA). The first syllable "Kar" contains the "k" sound, followed by the "a" sound as in "cat" and a rolled "r" sound represented in IPA as /r/. The second syllable "rena" contains the "r" sound again, followed by the "e" sound as in "bed" and the "na" sound as in "nacho". Therefore, the phonetic transcription of "Karrena" would be /kɑːrˈreɪnə/.