invariable
From LSJ
ἐν δὲ μηνὸς πρῶτον τύχεν ἆμαρ → it chanced to be on the first of the month, that day fell on the first of the month
English > Greek (Woodhouse)
adjective
P. and V. βέβαιος, P. μόνιμος, ἀμετάπτωτος, V. ἔμπεδος.
Spanish > Greek
ἀμεταμέλητος, δύσκαμπτος, ἀπαράλλακτος, ἀμετάπτωτος, ἄφθιτος, ἀμετάθετος, ἀνέκβατος