benefactrix
/bɛnɪfækt.rɪks/Definitions
1. noun
A female benefactor; a woman who performs charitable acts or provides support to others.
“The benefactrix of the local children’s hospital was honored at the annual gala for her generous donations.”
2. noun
A woman who has made a bequest or gift in her will.
“The late benefactrix left a significant portion of her estate to the art museum, which will now be able to expand its collections.”