The spelling of the word "bilgest" is pronounced /ˈbɪl.dʒɛst/. This word is a superlative form of the noun "bilge," referring to the lowest point of a ship's interior, where water may gather. Despite the simplicity and regularity of English spelling rules, it can still be challenging to spell certain words correctly. It helps to understand the word's meaning and origin, as well as its pronunciation, to avoid misspelling it. So, remember, if you ever need to describe the lowest point of a ship, it's "bilge," and the superlative is "bilgest."