The contrivable plan was executed flawlessly.

The contrivements of the inventor revolutionized the industry.

He used a contrivement to solve the problem.

The contrivings of the students impressed the teacher.

He used contrivancy to solve the problem.

The contrivancies of the characters in the play added depth to the storyline.

She smiled contrivedly at the camera.

The author contrived a clever plot twist in the novel.

The contrivedness of his speech was evident to everyone in the room.