Responses
Well, it is a drink. But it’s also a flower (daysi). My mom’s name is Margarita. Although, where I live, "Rita" and "Margarita" are two separate names. I’ve never heard someone call a woman named Margarita "Rita." It’s not commonly used as a short form of the name.
In English, the name Margarita translates to "Margaret"

I’m so sorry I cackled when we discovered Rita’s full name was ‘Margarita’