Strong's G5612 · Greek

ὠρύομαι

oruomai · o-roo'-om-ahee

middle voice of an apparently primary verb; to "roar"

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 1 ὠρύομαι depon., [in LXX for שׁאג ;] of animals (also of men, Hdt., al.), to roar, howl : λέων , I Pe 5:8 .† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain