Not fair, right, or just
Not in accord with approved trade practices
Was he being unfair, taking the easy way out?
It was unfair to string Josh along this way.
It's unfair to keep them in the dark on this matter.
"It's unfair to Martha to leave her alone with an infant," I answered.
It would be so unfair to so many people if we quit, but God almighty, it's difficult and scary.