·noun A state of extreme impiety or enmity to God.
II. Bitterness ·noun Dangerous error, or schism, tending to draw persons to apostasy.
III. Bitterness ·noun 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.