Use "hard-set" in a sentence

1. Despite this, they have adopted false gods and manifested hard-set enmity toward Israel.

2. But God’s toleration of Pharaoh merely allowed him to reveal his true “colors,” his actual hard-set disposition.

3. “Amendable irrevocable trusts”, sounds like an oxymoron, right? Common knowledge would have you believe that irrevocable trusts are cold, hard, “set in stone”, lock boxes made only for rich folks or people with bad kids