Nisei is a 5 letter English word. It's valid Scrabble word worth 5 points. It's valid Words with friends word worth 6 points.
You can make 27 anagrams from letters in Nisei (eiins).
1940-45, Americanism; Japanese: literally, second generation; earlier ni-seĩ Middle Chinese, equivalent to Chinese èr two, second + shēng birth