The spelling of the word "more pronouncing" can be explained through its phonetic transcription in IPA. The first part of the word, "more," is represented by the symbols /mɔːr/. The "o" sound is pronounced as in "or" and the stress falls on the first syllable. The second part of the word, "pronouncing," is transcribed as /prəˈnaʊnsɪŋ/. The stress is on the second syllable, and the "ou" combination is pronounced as the "ow" sound in "how." Overall, the word is pronounced as "MORE-pruh-NOWN-sing."