The correct spelling of the word "gossage" is /ˈɡɑsɪdʒ/. The first syllable is pronounced with a long "o" sound, while the second syllable has a soft "s" followed by a "j" sound. It's important to spell this word correctly as it refers to a specific surname or a brand of cleaning products. Mispronouncing or misspelling it can lead to confusion and misunderstanding. With the correct phonetic transcription, one can accurately spell and pronounce this word in any context.