The spelling of the name "Idolina" can be explained using the International Phonetic Alphabet (IPA). The first syllable, "i", is pronounced as [ɪ], which is a short "i" sound in English. The second syllable, "do", is pronounced as [dəʊ], which is a diphthong that starts with a short "o" sound and ends with a long "o" sound. The final syllable, "lina", is pronounced as [liːnə], with a long "ee" sound and a schwa sound at the end. Thus, the proper spelling for this name would be "Idolina".