sistren

alternative sistern

1. archaicpluralplural of sister

   2003 April 16 (airdate). Angel (TV series), episode "The Magic Bullet" LORNE: Blessings and moon pies, brethren and sistren!

   3 more examples

   My wyfe to have my dwelling house during her widowhood, that is to say, the hall, the parlor, and the small seller: to my sistren Catheryn and Ellen Tyrry their grinding in my myll during their lives, paying noo toll nor multhe money.

   1570 March 13, Will of David Tyrry Fitz Edmonde

   I see many of the brethren and the sistren are in the same place I was the other night, when Tatyana commented on my gloom.

   2010 April 26, “The Calm Before the Storms”, in Neo-Neocom, retrieved 14 Mar 2012

   Among my brethren and sistren in incubation I count the folks working at places like idealab, betaworks, alleycorp, as well as certain current and former university venture lab specialists I hold in high esteem.

   2011 February 17, Dave Lerner, “I Am Incubator”, in Huffington Post, retrieved 14 Mar 2012

alternative sistern

1. figurativelypluralplural onlyThe (female) body of members, especially of a sorority or religious order.

   […] teachers, parents, and above all his classmates the seething masses of dutiful zombies and sistren of the Evervirgin Sorority.

   1997, Enrico Brizzi, Jack Frusciante Has Left the Band

plural sistrens · alternative sistern

1. RastafariA close female friend, family member, or comrade.

   Come out of the dark and come into the light, sistren.

   2014, Marlon James, A Brief History of Seven Killings, Oneworld Publications (2015), page 157