The Grizzlies also used 17 points and six assists from Mike Conley to salvage one win during a three-game homestand.
Marc Gasol contributed 15 points and nine rebounds, while Zach provided 13 and nine in the Grizzlies' triumph.
An all-around performance from John Wall wasn't enough for the Wizards, who fell for the fourth time against a single win on a six-game road swing. The Washington point guard netted 25 points, dished off six assists and grabbed six rebounds.
Jordan Crawford added 22 points for the Wizards.