bitterness
C1Գոյական/US /bˈɪtɚnəs/ BĬT-ərn-əs; UK /bˈɪtɚnəs/ BĬT-ərn-əs/
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.
