medieval twins...

de bene esse: literally, of well-being, morally acceptable but subject to future validation or exception

http://www.medievalists.net/2014/01/04/the-significance-of-twins-in-medieval-and-early-modern-europe/

The Significance of Twins in Medieval and Early Modern Europe - Medievalists.net

medievalists.net

But supposing you are lucky, having run the gauntlet of twin birth, its association with sickness and the unnatural, and we see mother and children survive. What then, what status was given to twins?