They knew I had outshined them, and that was no doubt their reason for destroying her.
Quære, whether to say the sun is outshined be too bold and hyperbolical?
1590s, from out (adv.) + shine (v.). Perhaps coined by Spenser. Figurative sense of "to surpass in splendor or excellence" is from 1610s. Related: Outshone; outshining.