OBTUND
obtund
(verb) reduce the edge or violence of; “obtunded reflexes”
Source: WordNet® 3.1
Etymology
Verb
obtund (third-person singular simple present obtunds, present participle obtunding, simple past and past participle obtunded)
(transitive, chiefly, medicine) To reduce the edge or effects of; to mitigate; to dull.
Synonyms
• (dull or mitigate): blunt, deaden
Source: Wiktionary
Ob*tund", v. t. [imp. & p. p. Obtunded; p. pr. & vb. n. Obtunding.]
Etym: [L. obtundere, obtusum; ob (see Ob-) + tundere to strike or
beat. See Stutter.]
Definition: 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] Harvey.
They...have filled all our law books with the obtunding story of
their suits and trials. Milton.
Source: Webster’s Unabridged Dictionary 1913 Edition