The spelling of the word "reub" may be confusing because it does not follow regular spelling patterns. However, it can be explained using the International Phonetic Alphabet (IPA). The first syllable "reu" is pronounced as /ɹuː/, with the "u" sound similar to the word "blue". The second syllable "b" is pronounced as /b/. Combined, the word is pronounced as /ɹuːb/. Despite its unconventional spelling, "reub" is a valid word that can be used in Scrabble and other word games.