The Collie Eagles' women's side remains fifth on the ladder following its devastating loss to Bunbury at the weekend.
Playing at PC Payne Park, the Bulldogs kicked three goals in the first half before booting one more in the second.
The Eagles were out of their depth, and remained scoreless throughout the clash.
Backed by Charity Ryder (three goals) and Georgia Mahony (one), Bunbury went on to claim a 4.11 (35) to 0.0 (0) victory.
Collie will face off against Eaton in Round 10.
Busselton retained third spot with a resounding 8.7 (55) to 0.0 (0) win over Carey Park on Saturday afternoon.
Ahead by 15 at the main break, the Magpies notched up six unanswered majors in the second half.
Claudia Elward (two goals) led South Bunbury to a 26-point victory over Harvey-Brunswick-Leschenault at Hands Oval.