G2559–κακόω–kakoō

And God declared that Abraham's posterity should for four hundred years make their home in a country not their own, and be reduced to slavery and be oppressed.

κακώσουσιν kakōsousin “they will mistreat [it]”

He adopted a crafty policy towards our race, and oppressed our forefathers, making them cast out their infants so that they might not be permitted to live.

ἐκάκωσεν ekakōsen “he mistreated”

Now, about that time, King Herod arrested certain members of the Church, in order to ill-treat them;

κακῶσαί kakōsai “to mistreat”

But the Jews who had refused obedience stirred up the Gentiles and embittered their minds against the brethren.

ἐκάκωσαν ekakōsan “they poisoned”

I am with you, and no one shall attack you to injure you; for I have very many people in this city."

κακῶσαί kakōsai “to harm”

And who will be able to harm you, if you show yourselves zealous for that which is good?

κακώσων kakōsōn “will harm”