'Bitter' in the Bible

Let all bitter, sharp and angry feeling, and noise, and evil words, be put away from you, with all unkind acts;

but the former preach Christ [insincerely] out of selfish ambition [just self-promotion], thinking that they are causing me distress in my imprisonment.

In bitter hate I was cruel to the church; I kept all the righteousness of the law to the last detail.

Husbands, love your wives, and be not bitter against them.

Bitter talk of men who, being evil in mind and dead to what is true, take the faith to be a way of making profit.

For men will be lovers of self, lovers of money, uplifted in pride, given to bitter words, going against the authority of their fathers, never giving praise, having no religion,

Without natural love, bitter haters, saying evil of others, violent and uncontrolled, hating all good,

Alexander the metal-worker showed bitter hostility towards me: the Lord will requite him according to his doings.

Just consider and meditate on Him who endured from sinners such bitter hostility against Himself [consider it all in comparison with your trials], so that you will not grow weary and lose heart.

See to it that no one fails to obtain the grace of God and that no bitter root grows up and causes you trouble, or many of you will become defiled.

For you know that later on, when he wanted [to regain title to] his inheritance of the blessing, he was rejected, for he found no opportunity for repentance [there was no way to repair what he had done, no chance to recall the choice he had made], even though he sought for it with [bitter] tears.

Doth a fountain send forth at the same place sweet water and bitter?

But if ye have bitter envying and strife in your hearts, glory not, and lie not against the truth.

Come now, you men of wealth, give yourselves to weeping and crying because of the bitter troubles which are coming to you.

Having eyes full of evil desire, never having enough of sin; turning feeble souls out of the true way; they are children of cursing, whose hearts are well used to bitter envy;

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.

And 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.

And 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.