1. misuse
But misuse of the drug may not explain all the cases.
The misuse of this tool can be dangerous.
There are new rules about mobile phone use at work, and new penalties for misuse; The directors were charged with misuse of funds.
the misuse of the medical and scientific achievements (e.g. cloning, nucear power)
The party had to face the accusations of misuse of power.
Taking the rules of language too far For all its shortcomings, I’m quite fond of the English language and have always been a bit bothered when people misuse it.