The spelling of the word "joyal" can be explained through phonetic transcription in the International Phonetic Alphabet (IPA). The first syllable is pronounced as "dʒɔɪ", with the sound "dʒ" representing the "j" sound in "jump" and "ɔɪ" representing the diphthong sound in "boy". The second syllable is pronounced as "əl", with the schwa sound "ə" and the consonant "l" at the end. Overall, the phonetic transcription of "joyal" is "dʒɔɪəl".