The spelling of the word "more gusting" may seem confusing at first, but it can be easily explained using IPA phonetic transcription. The first syllable "more" is pronounced as /mɔːr/, while the second syllable "gusting" is pronounced as /ˈɡʌstɪŋ/. The word combines the adjective "more" with the present participle form of the verb "gust", meaning to blow in strong gusts. Together, "more gusting" suggests an increase in the strength of the gusting wind.