The word "Sincaline" is spelled with a long "I" sound followed by a "k" sound, then an "uh" sound, and finally a "l-een" ending. The phonetic transcription of this word using the International Phonetic Alphabet (IPA) is /saɪnkəliːn/. The first syllable "sinc" is pronounced with a long "I" sound, similar to "sine" in trigonometry. The "k" sound is followed by an "uh" sound in the second syllable. The final syllable "leen" has a long "e" sound followed by an "n" sound.