The former Chelsea winger returned to the Premier League on loan from RB Leipzig in January to reinforce Ange Postecoglou's attacking ranks while Son competed at the Asian Cup.
Werner quickly earned Postecoglou's trust with two assists in his first two top-flight games for the club, while he netted in back-to-back wins over Crystal Palace and Aston Villa last month.
The Germany international made his seventh Premier League start for Tottenham in the midweek clash with West Ham United, setting up Brennan Johnson's opener before Kurt Zouma rescued a point for the Irons.
Prior to Tuesday's 1-1 draw with the Europa Conference League champions, Postecoglou was asked about the possibility of Tottenham triggering Werner's permanent option, believed to be approximately £15m.
Son: 'Werner is playing with more confidence'The Australian refused to give too much away, only stating that the decision would be made at the appropriate time, but Son has now given his public backing to Werner sticking around in the English capital.
Reflecting on Werner's performance against West Ham, as quoted by the Evening Standard, Son said: «I think he listened to what the gaffer asked for. The way we approach the game, the wingers are very important, staying wide and being in the right position. And Timo and Brennan are doing a great job, both understanding each other.
»When he came to Tottenham, [Timo] was missing a little bit of confidence, but now you can see he's playing with confidence and more comfortable — missing a few chances, but that will come.
«He's doing a great job, but as I always said, he's a
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