Klay Thompson heated up in the fourth quarter with eight late points, including a game-sealing jumper with 22.6 seconds left as the Warriors picked up their third win in four games.
Stephen Curry chipped in 14 points for Golden State.
The Nuggets got 16 points from Ty Lawson in dropping a fourth straight.
Timofey Mozgov provided 14 and 11 rebounds.
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