malapropian
/maləˈprɒpɪən/ /maləˈprəʊpɪən/rare
adjective
Of the nature of a malapropism; given to or characterized by malapropisms.
Origin
Mid 19th century; earliest use found in ‘George Eliot’ (1819–1880), novelist (real name Mary Ann Evans). From the name of Mrs Malaprop + -ian.