rare. [f. THEW sb.1 + -NESS.]
† a. Virtue. Obs. b. Vigor, robustness.
c. 1200. Trin. Coll. Hom., 177. Wunderful is ure louerd on þeunesse.
1860. W. J. C. Muir, Pagan or Christian, 274. Real wealth lies in the sinewy force of moral thewness.