His lieutenant was grinning, too.

The lieutenant grinned.

His lieutenants grinned unabashedly, and Glaukos shifted uncomfortably at my side.

The third lieutenant grinned.

The lieutenant in charge grinned like a kid who'd just made his first model spaceship.

The lieutenant grinned as if he were a child as well.

Cruz guffawed, and his lieutenants grinned like trained animals.

The lieutenant grinned back.

At that the lieutenant grinned, too.

The lieutenant grinned, giving an ironic tinge to the courteous shake of his head.