1. Alum as a chemical:
* फिटकरी (Phitkari): This is the most common translation for "alum" when referring to the chemical compound potassium aluminum sulfate.
2. Alum as a type of school:
* एल्युमनाई (Elyumnai): This refers to "alum" in the sense of a graduate of a particular school or college.
It's important to understand the context to determine the correct Hindi translation.