From Sanskrit यक्षिणी (yakṣiṇī, feminine of यक्ष (yakṣa)).
yakshini (plural yakshinis)
- (Hinduism) A female yaksha.
1936, Rollo Ahmed, The Black Art, London: Long, page 202:There is also the Yakshini; who lies in wait for men and arouses their passions, with the ultimate object of delivering them over to demons or of feeding upon them as a vampire.