The spelling of the word "hopgood" can be explained by its phonetic transcription in IPA. The first syllable "hop" is pronounced as /hɒp/ with a short 'o' sound and aspirated 'h' sound. The second syllable "good" is pronounced as /ɡʊd/ with a 'u' sound like in "put" and a voiced 'd' sound. Together, the word is pronounced as /hɒpɡʊd/. It is important to use phonetic transcription to understand the correct spelling of words, especially when writing or learning a new language.