Elsewhere, Manchester City beat bottom club Wolves 2-0 to close to within four points of leaders Arsenal, who host Michael Carrick’s Manchester United on Sunday.
Spurs boss Frank is under intense pressure just seven months into his reign at the London club, seemingly powerless to halt a slide down the table.
The Dane breathed a sigh of relief after a 2-0 midweek win against Borussia Dortmund kept his team flying high in the Champions League but they are floundering domestically.
Captain Cristian Romero’s flying 90th-minute header salvaged a point for the visitors at Turf Moor but it was not enough to placate frustrated fans.
Tottenham had taken the lead courtesy of Micky van de Ven’s strike before goals from Axel Tuanzebe and substitute Lyle Foster turned the match on its head.
A large section of the travelling support made it clear they had run out of patience with Frank, who insisted the team were working “very hard”.
Tottenham’s winless league run in 2026 is now five matches and they sit 14th in the table, eight points above the relegation zone.
“I’m sure they can recognise and acknowledge, especially in the first half, the improvement there,” said former Brentford boss Frank.
“We just need to keep going. We do so many things right, but there’s no doubt, it’s not dropping so easy for us.”
Elsewhere, Mohamed Salah was back in Liverpool’s starting line-up for a Premier League match for the first time since November but Arne Slot’s men came unstuck on England’s south coast.
The visitors fell 2-0 behind to goals from Evanilson and Alex Jimenez before Virgil van Dijk reduced the deficit in first-half stoppage time.
Dominik Szoboszlai appeared to have rescued a point for the champions with a sweet strike in the 80th minute but Bournemouth still were not done.
Amine Adli prodded home to make it 3-2 with nearly the last touch of the game after a scramble in the box following a long throw, sparking scenes of pandemonium.
“I am very disappointed,” Van Dijk told Sky Sports.
“Last minute of the game is very tough to take. We worked very hard in the second half to get back in the game.”
Earlier, Pep Guardiola’s City went into their match against struggling Wolves after a four-game winless run in the league and an embarrassing 3-1 Champions League defeat at Norwegian side Bodo/Glimt.
Erling Haaland was left on the bench after a lean spell and centre-back Marc Guehi made his debut after his move from Crystal Palace, easing City’s crippling defensive crisis that has claimed John Stones, Ruben Dias and Josko Gvardiol.
Egypt forward Omar Marmoush put the home side ahead early, finishing crisply from a Matheus Nunes cross for his first Premier League goal of the season.
City made it 2-0 shortly before half-time when Antoine Semenyo scored his third goal for the club in all competitions since arriving at the Etihad from Bournemouth earlier this month.
Fulham came back from a goal down to beat Brighton 2-1 at Craven Cottage, with Harry Wilson grabbing a winner in stoppage time.
West Ham blew Sunderland away 3-1 to make it two wins out of two and climb to within two points of Premier League safety. (AFP)
