The word "Nellseigh" is not found in any dictionary and therefore, its spelling may be subject to interpretation. However, using the International Phonetic Alphabet (IPA), we can break down the sounds of this word. The first syllable "Nell" would likely be pronounced with the vowel sound /ɛ/ as in "bell" and the second syllable "seigh" would be pronounced with the diphthong /eɪ/ as in "day". Therefore, the IPA transcription of "Nellseigh" would be /nɛl.seɪ/.