The spelling of the word "radyera" may seem a bit confusing at first. However, its pronunciation can be broken down using the International Phonetic Alphabet (IPA). The word is pronounced as /rəˈdjɛrə/, which roughly translates to "ruh-dee-era." The initial "r" is pronounced as a tap or a flap sound, followed by a short "uh" vowel sound. The "d" and "j" combine to produce a "j" sound, while the "y" creates a long "ee" sound. The final "era" is pronounced as "air-uh."