ἔκτριμμα
From LSJ
λύπης ἰατρός ἐστιν ἀνθρώποις λόγος → for men reason cures grief, for men reason is a healer of grief, a physician for grief is to people a word, pain's healer is a word to man, logos is a healer of man's anguish, talking through one's grief is therapeutic
English (LSJ)
ατος, τό,
A sore caused by rubbing, excoriation, Hp.Fract.29 (pl.); ἐκτρίμματα ὑποδημάτων Dsc.2.151. II rubber, towel, Philox.2.41.