† ˈruthly,a.andadv.Obs.rare. [f. ruth n.1] a.adj. Sorrowful, piteous. b.adv. Sorrowfully. c1275Lay. 13638 Ich ȝou telle rouþliche spelles of mochele sorinesse.14..Sir Beues 1578 (S.), To Iesu Crist..& to his moder, mylde Marie, Wel rewthelych he gan crie.