Tom's tension was vanishing, and he resolved to make his experiment real fun.

Once he was safely in his room, his tension vanished.

The cloak pulled him into the water and for a long, blessed moment, the tension around his neck vanished.

Fighting initially continued in parts of the country, and tensions between the factions did not immediately vanish.

The immediate tension she'd felt in him when he had spun her toward the entrance had vanished.

The tension that had begun to creep up the back of her neck vanished.

They both laughed, and the tension that had existed between them for two days vanished.

His tension vanished, and something else took its place.

The tension vanished, and everyone began laughing and talking.

Then she smiled and suddenly the tension vanished.