IPA: //ˈfɪktɪvnəs//
KK: /ˈfɪktɪvnəs/
The quality of being imaginary or not real; related to fiction.
The fictiveness of the story allowed readers to escape into a world of imagination.
Fictiveness → It is formed from "fict-" (from Latin "fictus", meaning made or formed) and "-iveness" (meaning the quality of). The word "fictiveness" refers to the quality of being made up or not real, often associated with fiction.
Think of something that is 'made up' ('fict-') and remember that 'fictiveness' describes the quality of being not real or imaginary.