The correct spelling of the word "most inhaling" is /məʊst ɪnheɪlɪŋ/. The first syllable, "most," is pronounced like "moast" with a short o sound followed by an "st" consonant blend. The second syllable, "inhaling," is pronounced like "in-hay-ling," with emphasis on the second syllable and long a and e vowel sounds. This word refers to the act of breathing in deeply. Understanding the phonetic transcription can assist in accurately pronouncing and spelling the word.