acrid

, . sharp pointed to the senses; of taste, : opp. to , ; metaph., , : . sharp bitter harsh bitter γλυκύ Ja 3:11 Ja 3:14

bitter, bitteren

bitter, acrid, malignant.

bitter

sharp (pungent), i.e. acrid (literally or figuratively)

bitter

πικρός, -ά, -όν (poët. in cl.), [in LXX chiefly for מַר ;] 1. sharp, pointed. 2. sharp to the senses; of taste, bitter: opposite to γλυκύ, Jas.3:11; metaphorically, harsh, bitter: Jas.3:14 (AS)