SPOILER ALERT FOR GAME OF THRONES SEASON 6 EPISODE 7
In the latest episode of Game of Thrones we saw The Waif attempting to assassinate Arya. Arya threw herself in a river to escape. We then saw her walk around Braavos, holding her bleeding stomach. She was definatly suffering and what does that mean for The Waif.
We know that The Waif hates Arya, she seems jealous of her. When Arya saves Lady Crane from being poisoned The Waif says that Jaqen has promissed her that she would get t kill Arya. Jaqen says "Don't let her suffer"
Arya Was Clearly Suffering
As you can clearly see in the picture above, Arya looks like she's in real bad pain. The Waif disobeyed Jaqen's orders, which didn't go so well for Arya.
And we've seen that The Waif is jealous of Arya or dislike her in someway, but she's supposed to be faceless, and doesn't things like being jealous of others make you a unique person. This girl has a name...