NCBIDA is not a real word and therefore cannot have a spelling in the traditional sense. However, if we were to break down the individual letters phonetically using the International Phonetic Alphabet (IPA), it would look like this: ɛn si bi aɪ di eɪ. This represents the sounds of the letters N, C, B, I, D, and A respectively. It's important to note that the IPA is a tool used to transcribe phonemes or speech sounds, not words themselves.