General terms:
* Misuse: This is a general term for using a word incorrectly, regardless of the reason.
* Malapropism: This refers to the use of a word that sounds similar to the correct word, but has a different meaning. For example, saying "I'm going to the library to get a new "prescribe"" instead of "prescription."
* Solecism: This is a grammatical error, often involving incorrect word order or usage.
* Impropriety: This refers to the use of a word that is considered inappropriate or offensive in a particular context.
* Abuse: This refers to using a word in a way that is intended to be hurtful or disrespectful.
More specific terms:
* Catachresis: This refers to the use of a word in a way that is metaphorical or figurative, but which is considered to be strained or incorrect.
* Hyperbole: This refers to the use of exaggeration, which can sometimes be considered improper if it is taken literally.
* Euphemism: This refers to the use of a milder or less offensive word or phrase in place of a more direct one, which can sometimes be considered improper if it is used to obscure the truth.
The best word to use will depend on the specific context and the nature of the error.