adj

• (informal) Feeling animosity towards someone; annoyed or angered.
  "Joe was sore at Bob for beating him at checkers."
• (obsolete) Criminal; wrong; evil.
  "[…]and your water is a sore decayer of your whoreson dead body."

adv

• (archaic) Very, excessively, extremely (of something bad).
  "And they answered Ioshua, and said, Because it was certainely told thy seruants, how that the Lord thy God commanded his seruant Moses to giue you all the land, and to destroy all the inhabitants of the land from before you, therefore we were sore afraid of our liues because of you, and haue done this thing."

verb

• (transitive) To mutilate the legs or feet of (a horse) in order to induce a particular gait.