Three late goals by Dele Alli, Son Heung-min and Christian Eriksen maintained Tottenham Hotspur’s Premier League title aspirations, while sending Swansea City into the relegation zone.
The hosts clinched an early lead after Jordan Ayew crossed for Wayne Routledge to angle a low drive past Michel Vorm.
Spurs, enjoying 70 per cent of possession, finally broke Swansea's resitance in the 88th minute.
Alli, who has been involved in 12 goals in 12 league matches for Spurs in 2017, latched on to a loose ball to fire into an empty net.
Son and Eriksen struck in stoppage time to keep Spurs second and seven points behind leaders Chelsea, whereas Swansea slipped to 18th.
See: Swansea report l Spurs report
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