tough
From LSJ
ἀλλὰ σὺ μὲν νῦν στῆθι καὶ ἄμπνυε → but you, stop now and catch your breath | but do thou now stand, and get thy breath
English > Greek (Woodhouse)
adj.
P. and V. στερεός, Ar. and V. στερρός. V. στυφλός, περισκελής.
Stubborn: P. and V. σκληρός, αὐθάδης.
Tough as maple: Ar. σφενδάμνινος (Ach. 181).
Tough as oak: Ar. πρίνινος (Ach. 180).