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

estricto

τύμβος, ὦ νυμφεῖον, ὦ κατασκαφής οἴκησις αἰείφρουρος, οἷ πορεύομαι πρὸς τοὺς ἐμαυτῆς -> Tomb, bridal chamber, eternal prison in the caverned rock, whither I go to find mine own.
Sophocles, Antigone, 883

Spanish > Greek

αὐστηρός, ἐντελής, ἀτρεκής, ἀκριβής

(Translation based on the reversal of DGE)