The word "fidelist" is a rare and unfamiliar term that refers to someone who is faithful and devoted to a belief or cause. Its pronunciation is ˈfiːdəlɪst, where the stress is on the second syllable and the "e" is pronounced like "ee". The "i" in the third syllable is pronounced like "ih" and the "a" is pronounced like "uh". The final syllable is pronounced with the typical "-ist" ending, like "ist" in "tourist". The spelling of "fidelist" is a unique and interesting case for language enthusiasts.