D defs.my
Entry 1 sense Webster, 1913

Obtund

· Ob·tund · IPA /əbˈtʌnd/
01 v. t. To reduce the edge, pungency, or violent action of; to dull; to blunt; to deaden; to quell; as, to obtund the acrimony of the gall.
imp. & p. p. Obtunded; p. pr. & vb. n. Obtunding
  1. 1.
    To reduce the edge, pungency, or violent action of; to dull; to blunt; to deaden; to quell; as, to obtund the acrimony of the gall.[Archaic]
    “They . . . have filled all our law books with the obtunding story of their suits and trials.” Milton.