Ask at the forum if you have an Ancient or Modern Greek query!

грохочущий

Ὠς χαρίεν ἔστʹ ἄνθρωπος, ὅταν ἄνθρωπος ᾗ -> What a fine thing a human is, when truly human!
Menander, fragment 761

Russian > Greek

грохочущий = βαρυβρεμέτης, ἐρίγδουπος, μεγαβρόντης, κροτητός, ἠχήεις

(Translation based on the reversal of Dvoretsky's Ancient Greek to Russian dictionary)