From Old Javanese istri, strī (“woman, female; wife”), from Sanskrit स्त्री (strī).
ᬳᬶᬲ᭄ᬢ᭄ᬭᬷ (istri) (andap ᬮᬸᬄ (luh), kasar ᬮ᭄ᬯ (lua), alus singgih ᬳᬶᬲ᭄ᬢ᭄ᬭᬷ)