What does bene- mean?

bene- meaning in Etymology Dictionary

word-forming factor definition "well," from Latin bene "well, properly, honorably, properly," from PIE *dw-ene-, adverbial form of root *deu- (2) "to-do, perform; show benefit, revere." Through the exact same supply come Latin extra "good," bellus "handsome, fine, pretty," and perhaps beatus "blessed," beare "to produce endowed."