Because people don't like you cheating with their wife.
Hera was a deity not a supervillain. She didn't have any weaknesses.
Provoke
No, "provoke" does not have a prefix. It is a standalone word.
In a sentence? how about this: do not provoke the snake, darla.
Be careful to not provoke the giant dog in the yard, he might attack you.
When Billy gets drunk he loves to provoke a fight.
do not provoke your parents
I watched the mongoose provoke the snake.
A coach can provoke you into working harder.
It would provoke my mother when my room was messy after she told me to clean it. The police did not want to provoke the robber into harming his hostages.
Fear of jealousy. the fear of jealousy
The adjective for jealousy is "jealous."