IPA: //fɪkˈʃɪnɪr//
KK: /fɪkˈʃənɪr/
A person who writes stories that are not true, often producing a lot of them, usually for entertainment or commercial purposes.
The fictioneer published several novels in just one year, captivating readers with his imaginative tales.
Fictioneer → It is formed from "fiction" (from Latin *fictio*, meaning the act of making or shaping) and "-eer" (a suffix used to denote a person associated with a particular activity). The word "fictioneer" refers to a person who creates or engages in fiction, particularly in a professional or artistic capacity.
Think of someone who is involved in the 'act of making' stories ('fiction') — that's why a fictioneer is a person who creates fiction.