IPA: //ˈbɛl.ə.trɪst//
KK: /bɛlɛtrɪst/
A person who writes literary works, especially those that are considered to be artistic or imaginative rather than purely informative.
The belletrist captivated the audience with her beautifully crafted stories.
Belletrist → It is formed from "belle" (from French, meaning beautiful) and "trist" (from Latin "tristis", meaning sad or sorrowful). The term originally referred to a writer of beautiful literature, often with a focus on aesthetic rather than didactic qualities.
Think of 'belle' meaning beautiful, which helps you remember that a 'belletrist' is someone who writes beautiful literature.
No commonly confused words.