The spelling of the word "EQUIPCI" can be explained using IPA phonetic transcription. Firstly, the "E" is pronounced as /ɛ/, the "Q" as /kw/, the "U" as /u/, the "I" as /i/, the "P" as /p/, and the "C" as /s/. Therefore, the word is pronounced as /ɛkwuipsi/. The spelling of this word may be confusing to some, but by breaking down each letter and corresponding sound, the proper pronunciation can be achieved.