formvietato
Formvietato is a term used in Italian linguistic and stylistic discussions to denote a form or construction that is considered forbidden or unacceptable under standard normative rules. The word blends forma (form) and vietato (forbidden), signaling that it is not a permitted form in a given variety of Italian.
The term is not a formal grammatical category; rather, it functions as a label in descriptive or
Usage and scope: The label is most common in Italian-language discussions of grammar, rhetoric, and language
See also: prescriptive grammar, grammaticality, nonstandard Italian.