The spelling of the word "ballsack" may seem straightforward, but it can be confusing for those who are unfamiliar with its pronunciation. In the International Phonetic Alphabet (IPA), the word is spelled /bɔːlsæk/. The first syllable is pronounced with an open-o sound, and the second syllable rhymes with "sack." This vulgar term is used to refer to the external genitalia of a male, and while it may not be appropriate in polite conversation, it is important to understand its spelling and pronunciation for language use and study.