Swanton-Rodger finished the game with four points, three rebounds and a block in the Terps' win over Michigan Thursday and played an important role in filling in off the bench for Julian Reese.
Jahmir Young scored a game-high 26 as the Terps split the regular-season series with the Wolverines.
The Hawkeyes' duo combined for 41 points and sank the Terps' comeback effort.
Young took 15 free throws in the Terps' win, the most by any Big Ten player in a game this season.
The Terps turned the ball over on almost a third of their possessions against the Scarlet Knights, the worst mark in a conference game since they joined the Big Ten.
The Terps committed a season-high 20 turnovers in the loss.
The Terps suffered their largest conference defeat since joining the Big Ten and fell to 10-4 as Dickinson and the Wolverines dominated coach Kevin Willard's squad.
The Terps overcame a strong showing from their in-state adversary.
The Terps coasted to a comfortable victory following an extended break.
The Terps notched more turnovers than made field goals in the first half of their largest-ever loss at Xfinity Center.