Webster’s Revised Unabridged Dictionary · 1913
Ween
Ween (wēn), v. i. [OE. wenen, AS. wēnan, fr. wēn hope, expectation, opinion; akin to D. waan, OFries. wēn, OS. & OHG. wān, G. wahn delusion, Icel. vān hope, expectation, Goth. wēns, and D. wanen to fancy, G. wähnen, Icel. vāna to hope, Goth. wēnjan, and perhaps to E. winsome, wish.] To think; to imagine; to fancy. [Obs. or Poetic] Spenser. Milton.
I have lost more than thou wenest. Chaucer.
For well I ween, Never before in the bowers of light Had the form of an earthly fay been seen. J. R. Drake.
Though never a dream the roses sent Of science or love's compliment, I ween they smelt as sweet. Mrs. Browning.