The word "Naissa" is spelled with two syllables: "nā-ēs-ə." The initial syllable is pronounced with a long "a" sound as in "name," followed by a long "ē" sound as in "see." The final syllable is pronounced with the schwa sound as in "about." In IPA phonetic transcription, the word is spelled as /neɪsə/. The spelling of this word can be easily misheard or misspelled, so it is important to pay attention to the pronunciation and spelling to avoid confusion.