The spelling of the word "SOOSAC" is unusual and may seem confusing at first glance. The correct pronunciation of this word is /su:sæk/ which is represented by the International Phonetic Alphabet (IPA). The first syllable is pronounced /su:/ and the second syllable is pronounced /sæk/. The double "o" in the first syllable creates a long vowel sound, while the "s" and "c" in the second syllable create the "s" sound followed by the "k" sound. Understanding the IPA can help make sense of unusual spellings and aid in proper pronunciation.