The correct spelling of the word is "most exploring" /moʊst ɪkˈsplɔːrɪŋ/. The beginning of the word, "most," is pronounced with a long "o" sound, represented by the phonetic symbol /moʊst/. The second part of the word, "exploring," is pronounced with the stress on the second syllable, as indicated by the symbol /ɪkˈsplɔːrɪŋ/. When writing this word, it is important to remember the "e" and "i" in exploring as well as the stress on the second syllable.