ˈwaŋkəl adjective
Etymology: Middle English wankel, wankill, from Old English wancol; akin to Old High German wanchal unsteady, wankōn, wanchōn to stagger, sway — more at wink
1. chiefly dialect : unsteady , unstable ; also : fickle , irresolute
2. chiefly dialect : sickly , feeble