The spelling of the word "Bullennails" can be phonetically explained with the IPA transcription. The word is pronounced as /bʊləneɪlz/ where the stressed syllable is "le." The first syllable "bu" is pronounced as "bʊ" and the following syllable is "lə" pronounced as "lə". The last syllable; "nails" is pronounced as "neɪlz" where "nai" is pronounced as "neɪ" and "ls" as "lz." Thus, the spelling of "Bullennails" can be broken down into its phonetic components, showcasing the intricacies of the English language.