poeticism

[ poh-et-uh-siz-uh m ]
/ poʊˈɛt əˌsɪz əm /

noun

a poetic expression that has become hackneyed, forced, or artificial.

Origin of poeticism

First recorded in 1840–50; poetic + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019