The word "rhaebosis" is spelled with a combination of letters that may be difficult to decipher. However, with the help of IPA phonetic transcription, the pronunciation becomes clearer. IPA represents the sound of each letter in a word. In the case of "rhaebosis," the "r" is pronounced as "ɹ," the "h" as "h," the "ae" as "iː," the "b" as "b," the "o" as "ɑ," the "s" as "s," the "i" as "aɪ," and the final "s" as "s." With this knowledge, the spelling of "rhaebosis" is less intimidating.
Rhebosis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.