Lucy Quinn and Ini Umotong both scored twice as Pompey Ladies powered to a 4-0 win against Spurs.
Perry Northeast’s Blues produced a superb display to net a very important away success.
Victory ensured they climbed above Spurs into fifth position.
It also means Pompey keep the pressure on the top four teams - Brighton, Cardiff, Charlton and Coventry.
Quinn scored the first two goals for the Blues.
Goalkeeper Courtney Trodd saved a penalty to keep the team in charge.
Umotong then made it 3-0 before half-time.
The Nigerian striker added her second to wrap up the scoring in the second half.