Thus could be: “Invoker of the Gentle One” or “Black Mathu” – possibly a pre-Vedic spirit.
To understand the phrase, we must deconstruct each component: Mathu Naba Meetei Nupi Sahnpujarramagica
Possible angles for the paper: Cultural significance, linguistic analysis of the name, role of the queen or deity in Meitei society, influence on contemporary Manipuri culture, or a fictional interpretation. Also, consider whether the user needs a historical analysis or a comparative study with other cultures. Thus could be: “Invoker of the Gentle One”