* నల్లని (nalla ni) means "black"
* జామ (jaama) means "plum"
However, it's important to note that "plum" in English can refer to different types of fruits.
Here are some other options depending on the specific type of plum:
* జామ (jaama) - This is the most common term and can be used for a variety of plums.
* నీలం జామ (neelam jaama) - This refers specifically to the blue plum.
* నల్లని జామ (nalla ni jaama) - This is more specific for black plums.
* పచ్చని జామ (pacchni jaama) - This refers to green plums.
The best word to use will depend on the context and the specific type of plum you're referring to.