It's unclear what word "Sardoin" refers to, as a search doesn't yield any meaningful results. However, assuming that the word is pronounced /sɑrˈdɔɪn/, we can break down its spelling using IPA phonetic transcription. The first syllable "sar" is spelled with "s" and "a", while the second syllable "doin" is spelled with "d", "o", and "in" representing the diphthong sound /ɔɪ/. The final "n" indicates that the stress falls on the second syllable.