The spelling of the word "reiber" is relatively straightforward when broken down into its phonetic components. Using IPA transcription, we can see that the first syllable is pronounced /raɪ/ with a long "i" sound. The second syllable is pronounced /bər/ with a "uh" sound in the vowel. Therefore, the word "reiber" is pronounced as "RYE-buh". Remembering the phonetic sounds associated with each letter is key when it comes to spelling and pronunciation accuracy.