The word for ‘rude’ in Spanish is grosero (for masculine) and grosera (for feminine).
In context, you might say “Él es muy grosero” to mean “He is very rude,” or “Ella es muy grosera” for “She is very rude.” This word can describe someone’s behavior or manners, indicating a lack of respect or politeness.
It’s important to note that the term can vary in intensity depending on the situation and the speaker’s tone. If you’re looking to use it in a conversation, just remember the gender agreement in Spanish, as the ending changes based on whether you’re referring to a male or a female.