ἰσοπεδής

ἐπ' αὐτὸν ἥκεις τὸν βατῆρα τῆς θύρας → you've come to the crux of the matter, come to the point, hit the nail on the head, you've come to the very threshold of the door, you are come to the very threshold of the door, you've arrived at the truth of the matter

Click links below for lookup in third sources:

Full diacritics: ἰσοπεδής	Medium diacritics: ἰσοπεδής	Low diacritics: ισοπεδής	Capitals: ΙΣΟΠΕΔΗΣ
Transliteration A: isopedḗs	Transliteration B: isopedēs	Transliteration C: isopedis	Beta Code: i)sopedh/s

English (LSJ)

ές, = ἰσόπεδος, Gloss.