Describing something that is used in an incorrect or inappropriate manner.(adjective)
Simple past tense and past participle of misuse.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "misused" in a sentence
""We just don't want to see the term misused any longer.""
"Still, we hear the term misused: an acronym is an abbreviation, but not all abbreviations are acronyms; that is, an acronym is a pronounceable sequence of letters (which might, but do not, necessarily, form a recognizable word) made up of the initial or beginning letters of a name or phrase."
"I am careful not to gamble away the integrity of my identity, not to have my name misused."