heated conversation
heated discussion

"We had a rather heated conversation about business, thaf s all."

They were involved in heated conversation with each other, and oblivious of anyone else.

The little officer went in; there was a long, heated conversation.

She didn't know what anyone was saying, but it didn't take long for her father to become involved in the heated conversation.

When they'd started this heated conversation, the width of the room had been between them.

Inside the pickup, two men were sitting, involved in a heated conversation.

The little girl was looking back and forth at them, as though absorbed in the heated conversation.

The best part is that you don't have to have a heated conversation with anyone.

And in a magazine full of advice about where to buy the striped fabric, this is one place for open, heated conversation.

In long shot, we see both men in the living room, and hear fragments of their heated conversation.