Ἔρως ἀνίκατε μάχαν → O love, invincible in battle!
subs.
Cruelty: P. and V. ὠμότης, ἡ, P. ἀγριότης, ἡ.
Terribleness: P. δεινότης, ἡ
Dreadful act: P. and V. τόλμημα, τό, V. τόλμα, ἡ.