English word mischievous comes from Old French chever ((intransitive) to finish; to come to an end.), Old French mes- (Mis- (badly, wrongly).)
| Dictionary entry | Language | Definition |
|---|---|---|
| chever | Old French (fro) | (intransitive) to finish; to come to an end. |
| mes- | Old French (fro) | Mis- (badly, wrongly). |
| meschever | Old French (fro) | To fail. To make a mistake. To suffer a misfortune. |
| meschevous | Anglo-Norman (xno) | |
| mischevous | Middle English (enm) | |
| mischievous | English (eng) | Causing mischief; injurious.. Troublesome, cheeky, badly behaved. |