thirteen
From LSJ
ὃς ἂν βούληται τῆν γῆν κινῆσαι κινησάτω τὸ πρῶτον ἑαυτόν → let him that would move the world first move himself
English > Greek (Woodhouse)
adjective
Ar. and P. τρισκαίδεκα, P. τρεισκαίδεκα.
thirteen years old, adj.: P. τρισκαιδεκέτης.