The spelling of the word "schukin" can be explained using IPA phonetic transcription. The initial sound "sch" is pronounced as /ʃ/, similar to the "sh" sound in "shoe." The next sound "u" is pronounced as /ʊ/, similar to the "oo" sound in "book." The final sound "kin" is pronounced as /kɪn/, with the "k" sound followed by the "i" sound as in "sit" and the "n" sound. Therefore, the correct spelling of the word "schukin" is pronounced as /ʃʊkɪn/.