Complexing and Bitterness

noun

• A feeling of deep and bitter anger and ill-will.
  • synonyms: resentment, gall, rancor, rancour
• A rough and bitter manner.
  • synonyms: acrimony, acerbity, jaundice, tartness, thorniness
• The taste experience when quinine or coffee is taken into the mouth.
  • synonyms: bitter
• The property of having a harsh unpleasant taste.
  • synonyms: bitter

• (n.) The quality or state of being bitter, sharp or acrid, in either a literal or figurative sense; implacableness; resentfulness; severity; keenness of reproach or sarcasm; deep distress, grief or vexation of mind.
• (n.) A state of extreme impiety or enmity to God.
• (n.) Dangerous error or schism, tending to draw persons to apostasy.