arduus adj.
AL-, ARDH-, steep: ascensus, Cs.: via.—Poet., high, elevated, lofty: aether, O.: cervix equi: sese arduus infert, i. e. on his steed, V.: Arduus arma tenens, high in the air, V.— Fig., difficult, arduous, hard: nihil arduum sibi esse, Cs.: factu, L.: victoria, O.: virtutis via arduae, H.: arduum videtur, res gestas scribere, S.: res, hardships: rebus in arduis, H.