The spelling of the word "Roselinn" follows a phonetic pattern that can be explained through the International Phonetic Alphabet (IPA). The first sound, /r/, is an alveolar trill, followed by the vowel sound /oʊ/ which is a diphthong of the sounds /o/ and /ʊ/. The next sound, /z/, is a voiced alveolar fricative, followed by /e/ which is pronounced as a close-mid front unrounded vowel. Lastly, the sound /l/ is an alveolar lateral approximant, and the word ends with a nasal sound /n/. Overall, the spelling of "Roselinn" matches its pronunciation when using the IPA.