"Nilsina" is spelled phonetically using the International Phonetic Alphabet (IPA) as /nɪlˈsiːnə/. The word does not appear in traditional English dictionaries, suggesting it may be a proper noun or a name. The IPA transcription indicates that the word begins with the consonant sound /n/, followed by the short vowel sound /ɪ/. The second syllable starts with the consonant sound /l/ and is followed by a long vowel /iː/. The final syllable ends with the neutral vowel sound /ə/.