1. Somewhat ingenuously, he explains how the crime may be accomplished.

2. He enters the system ingenuously contemplating the awesome responsibility that underlies lectures on the appropriate use of deadly force.

3. He smiled, eyes ingenuously wide.

4. Voldemort stared at him ingenuously. The man MUST have lost his marbles.

5. Trivers is a legend in biology, as he is the first ingenuously to confirm.