Bitterness
Bitterness ({not transcribed}) , noun
[Anglo-Saxon biternys; biter better + -nys = -ness.]
1.
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.
The lip that curls with bitterness.
I will complain in the bitterness of my soul.
2.
A state of extreme impiety or enmity to God.
Thou art in the gall of bitterness, and in the bond of iniquity.
3.
Dangerous error, or schism, tending to draw persons to apostasy.
Looking diligently,... lest any root of bitterness springing up trouble you.