νώδυνος
From LSJ
Sunt verba voces quibus hunc lenire dolorem possis, magnam morbi deponere partem → Words will avail the wretched mind to ease and much abate the dismal black disease.
English (LSJ)
ον, (
A n(è)-, ὀδύνη) = ἀνώδυνος (q. v.), painless, νώδυνον κάματον τιθέναι Pi.N.8.50. II Act., soothing pain, φύλλον τι ν. S.Ph.44.