You can't strive for a higher standard when there is no higher standard to strive for: sometimes, a person is being an idiot and refusing to use the right word is just misplaced political correctness.
Misplaced political correctness? No sir, it's politeness. It's treating other people decently. It's acting like a mature adult rather than an angry, uncultured teenager. Bluntness just for bluntness' sake is what's misplaced in polite conversation.
You can't strive for a higher standard when there is no higher standard to strive for: sometimes, a person is being an idiot and refusing to use the right word is just misplaced political correctness.