ἡρῷσσα
From LSJ
αὐτὸν κέκρουκας τὸν βατῆρα τοῦ λόγου → you have struck the very threshold of the argument, you have struck the most important and chiefmost point
English (LSJ)
A v. ἡρώϊσσα. ἡρωστής, = ἡρωϊστής, Keil-Premerstein Dritter Bericht117 (Tire).
German (Pape)
[Seite 1177] ἡ, s. ἡρώϊσσα.
Greek (Liddell-Scott)
ἡρῷσσα: ἡ, = ἡρωίνη, Ἀπολλ. Ρόδ. Δ. 1309, κτλ., Ἀνθ. Π. 6. 225.