ἐμβριμῶς

From LSJ

Ὅμηρον ἐξ Ὁμήρου σαφηνίζεινexplain Homer from Homer, explain Homer with Homer

Source

Spanish (DGE)

adv. feroz, violentamente (ὁ λέων) ὀρύετο πικρῶς καὶ ἐμβριμῶς A.Paul.2.7.