Kirkpatrick suffered a knee injury Oct. 13 at Baltimore and has missed the last three games. He had 33 tackles in the first six games. Kirkpatrick, a first-round pick of the Bengals in 2012, has 10 career interceptions.
Willis played in the Bengals’ first seven games (two starts) this season, and had nine catches for 82 yards.
Nickerson played in 30 games (nine starts) with the Bengals from 2017-18.