S / stagnōsus
adjective

stagnōsus

fem. stagnōsa · neut. stagnōsum
full of standing waters; pools absol
full of standing waters or pools (post-Aug.): Liternum, Sil. 6, 653: loca, App. Herb. 8.— Absol.: stagnosa et referta salicibus, places full of pools, Amm. 17, 13, 4.