abusage

[ uh-byoo-sij ]
/ əˈbyu sɪdʒ /

noun

improper use of words; unidiomatic or ungrammatical language.

Origin of abusage

First recorded in 1540–50; abuse + -age
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019