The correct spelling of the name "Lyndsea" can be explained using the International Phonetic Alphabet (IPA) phonetic transcription. The first syllable, "lyn," is pronounced as /lɪn/, with the "y" representing the vowel sound of "i." The second syllable, "dsea," is pronounced as /d.si/, with the "d" representing a voiced dental fricative and the "sea" sounding as it does in the word "sea." Altogether, the name "Lyndsea" is pronounced as /lɪn.d.siə/.