Strong's Concordance G4089

Original Word: πικρός
Transliteration: pikrós
Phonetic Spelling: pik-ros'
[πικρός] perhaps from G4078 (through the idea of piercing); sharp (pungent), i.e. acrid (literally or figuratively)

Usages throughout the bible

James 3:11 - Doth a fountain send forth at the same place sweet water and bitter? G4089

James 3:14 - But if ye have bitter G4089 envying and strife in your hearts, glory not, and lie not against the truth.