1.    Having found a quick and easy way to do this difficult job, Rebecca is quite an (ingenious ingenuous) person.

2.    I have discovered an (ingenious ingenuous) device!

3.    That is a totally (ingenious ingenuous) way to complete the assignment with little effort.

4.    Some people say she is innocent, but I only find her (ingenious ingenuous).

5.    That man is one of the most honest and (ingenious ingenuous) that I have ever met.

6.    The lawyer was (ingenious ingenuous) as he he confidently led the jury to his point of view.

7.     It's too bad that his client was such an (ingenious ingenuous) man.

8.    Nathanial's (ingenious ingenuous) hunches help him to find good parking spaces in the city.

9.    You found the speaker (ingenious ingenuous)?  I found him only pretentious.

10.    For a convicted murderer, the woman seemed strangely (ingenious ingenuous).