πικραίνω (πικρός), [in LXX for מָרַד, קָצַף, etc. ;] to make bitter: Rev.10:9; pass., Rev.8:11 10:10; metaphorically, to embitter (LXX) : pass., before πρός, Col.3:19.† (AS)
STRONG'S WORD STUDY
G4087 — πικραίνω
pikrainō · to embitter · Greek
4 tagged verse occurrences
Colossians 3:19 · πικραίνεσθεHusbands, love [your] wives, and be not bitter against them.Revelation 8:11 · ἐπικράνθησαν.¶And the name of the star is called Wormwood: and the third part of the waters became wormwood; and many men died of the waters, because they were made bitter.Revelation 10:9 · πικρανεῖAnd I went unto the angel, and said unto him, Give me the little book. And he said unto me, Take [it], and eat it up; and it shall make thy belly bitter, but it shall be in thy mouth sweet as honey.Revelation 10:10 · ἐπικράνθηAnd I took the little book out of the angel’s hand, and ate it up; and it was in my mouth sweet as honey: and as soon as I had eaten it, my belly was bitter.