The spelling of the word "Hickox" can be explained using the International Phonetic Alphabet (IPA). The first sound is the "h" sound, which is pronounced as /h/. The next sound is the "ih" sound, which is pronounced as /ɪ/. The third sound is the "k" sound pronounced as /k/. The fourth sound is the "o" sound pronounced as /ɑ/. The final sound is the "ks" sound pronounced as /ks/. The spelling of the word "Hickox" can thus be represented using IPA as /hɪkɑks/.