'Bitter' in the Bible

Why do you make me see evil-doing, and why are my eyes fixed on wrong? for wasting and violent acts are before me: and there is fighting and bitter argument.

For, lo, I raise up the Chaldeans, that bitter and hasty nation, which shall march through the breadth of the land, to possess the dwellingplaces that are not theirs.

Will not all these take up a word of shame against him and a bitter saying against him, and say, A curse on him who goes on taking what is not his and is weighted down with the property of debtors!