Jordan Poole scored 20 points and Jonathan Kuminga had 19 points for the Warriors, who lost for the fifth time in seven games.
Phoenix built a 64-54 halftime lead behind 21 points from Booker, and McGee who scored eight points in the first three minutes of the half.
Chris Boucher had 15 for Toronto, and Precious Achiuwa added with 14 points and 10 rebounds as the Raptors bounced back after at Detroit.
Jayson Tatum led Boston with 23 points and 12 rebounds. Brown scored 19 points and Schroder had 16 points and eight assists for Celtics.
Jokic notched the 65th triple-double of his career just 2:10 into the second half and sat out the final 14 minutes.
The Portland Trail Blazers were without their top four scorers in Damian Lillard, CJ McCollum, Norman Powell and Anfernee Simons.
Rookie guard Josh Giddey added 19 points for the Thunder, who jumped on a weary Nets team to snap a five-game losing streak.
Milwaukee Bucks never trailed while racing to a 77-38 halftime advantage and handing the Warriors their fourth loss in five games..
Miami coach Erik Spoelstra said his players haven't used injuries and COVID-19 protocols as reasons they shouldn't win.
''For the second game in a row, our defense let us down,'' Los Angeles Lakers coach Frank Vogel said after the loss.