Marivaudage
/marɪˈvəʊdɪdʒ/ /marɪˈvəʊdɑːʒ/noun
Exaggerated sentiment expressed in affected language, after the style of Marivaux; a verbose and affected style.
Origin
Mid 18th century; earliest use found in Horace Walpole (1717–1797), author, politician, and patron of the arts. From French Marivaudage from marivauder to write in the style of Marivaux + -age.