The spelling of the word "Natachia" can be easily explained using the International Phonetic Alphabet (IPA). The first syllable, "Na", is pronounced as /næ/ with the "a" sound being short. The second syllable, "ta", is pronounced as /tə/ with the "a" sound being schwa. The third syllable, "chia", is pronounced as /tʃiə/ with the "ch" sound being like in "church" and the "a" sound being schwa. Therefore, the spelling of "Natachia" represents the phonetic sounds in the word.