Douglas Harper's Etymology Dictionary
bene-
word-forming element meaning "well," from Latin bene "well, in the right way, honorably, properly," from PIE *dw-ene-, adverbial form of root *deu- (2) "to do, perform; show favor, revere." From the same source come Latin bonus "good," bellus "handsome, fine, pretty," and possibly beatus "blessed," beare "to make blessed."
Usage examples of "bene-".
Nagual and Genaro received those mysteries from their bene- factor and then they held them in their bodies.