The spelling of the word "RRILBETA" might seem unusual at first glance, but in fact, it follows the rules of the International Phonetic Alphabet (IPA). The first two letters, "RR," represent a trilled or rolled "r" sound, while the "IL" combination indicates a syllabic "l" sound, meaning the "l" sound is the core of the syllable. The next three letters, "BET," are straightforward, representing the sounds of "b," "e," and "t" in English. Thus, the IPA transcription for "RRILBETA" would be: /rɪlˈbeta/.