The spelling of the name "Raini" can be explained through its phonetic transcription: /reɪni/. The first syllable is pronounced as in the English word "ray", with the long vowel sound represented by the symbol /eɪ/. The second syllable is pronounced with the short vowel sound /ɪ/. This spelling is a common variation on the more traditional spelling of the name "Rainey". Variations in spelling can often be due to personal preference or cultural influences.