a. Obs. rare. [f. WRENCH sb.1 + -FUL.] Artful, crafty, deceitful.
a. 1225. Ancr. R., 268. His wihtful crokes, & his wrenchfule wicchecreftes.
c. 1225. Leg. Kath., 890. Þe wrenchfule feont wið his wiles weorp ham ut sone of paraises selhðen.
c. 1330. Hali Meid. (1922), 64. Þu wrenchfule [Titus MS. wrech-wile] ful wiht! al for nawt þu prokest me to for-gulten.