"misused" in the verb sense
1. misapply, misuse
apply to a wrong thing or person apply badly or incorrectly
"The words are misapplied in this context"
"You are misapplying the name of this religious group"
2. pervert, misuse, abuse
change the inherent purpose or function of something
"Don't abuse the system"
"The director of the factory misused the funds intended for the health care of his workers"
"misused" in the adjective sense
1. misused
used incorrectly or carelessly or for an improper purpose
"misused words are often laughable but one weeps for misused talents"
Source: WordNet® (An amazing lexical database of English)
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