The word "NEOG" is a term used in chemistry to refer to a group of compounds containing a neopentyl group. The correct spelling of this word can be explained using IPA phonetic transcription as [niːoːɡ]. The first two letters "NE" are pronounced as "nee," which is followed by the letter "O" pronounced as "oh." The last letter "G" is pronounced as "g." This spelling is important in scientific literature to ensure accurate communication and understanding among researchers.