R / rĕsŏnus
adjective

rĕsŏnus

fem. rĕsŏna · neut. rĕsŏnum
resounding; re-echoing poetic
resounding, re-echoing (poet.): voces, Ov. M. 3, 496: valles, Luc. 7, 480: ictus, Val. Fl. 1, 618: ripae, Sil. 6, 285: resonas plaudere caetras, id. 3, 348.