The spelling of the word "alvares" follows the phonetic transcription of IPA [ælˈvɑːrɛz]. The initial "a" is pronounced as "æ" as in "cat," followed by "l" which is pronounced as "l." The "v" is pronounced as "v," and the second syllable "ar" is pronounced as "ɑːr," similar to the "ar" in "car." The final "e" is pronounced as "ɛ" as in "bed." In conclusion, the spelling of "alvares" accurately represents its pronunciation based on IPA phonetics.