φθόριμος
From LSJ
ὁ μὴ δαρεὶς ἄνθρωπος οὐ παιδεύεται → spare the rod and spoil the child | οne who hasn't been flayed is not being taught | if the man was not beaten, he is not educated | the man, who was not paddled, is not educated
English (LSJ)
η, ον,
A destructive, Man.2.346. II perishable, τὸ φ. τῶν σωμάτων Herm. ap. Stob.1.49.44.