The spelling of the word "Sirideain" may seem confusing at first, but it can be explained through IPA phonetic transcription. The first syllable "Si-" is pronounced as "ʃi", similar to the "sh" sound. The second syllable "-ri-" is pronounced as "ɹi", where the "r" is rolled or trilled. The third syllable "-deain" is pronounced as "dɛɪn", where the "ai" is pronounced like the "ay" sound in "day". Together, "Sirideain" is pronounced as "ʃiɹi'dɛɪn".