In fact, the name should be written according to your needs. For example, your nun's name is definitely different in beautiful scenery and in the northwest plateau with long yellow sand.
I recommend two for you: prajna temple. Shuiyue Temple.
Old nun's name: Master Xuan Jing. Master exterminator, haha!
Sister's name: Miao Yin, Yu Ling, Shuangqing,