Let P be a real-valued and weighted homogeneous plurisubharmonic polynomial in $ℂ^{n-1}$ and let D denote the "model domain" {z ∈ ℂⁿ | r(z):= Re z₁ + P(z') < 0}. We prove a lower estimate on the Bergman distance of D if P is assumed to be strongly plurisubharmonic away from the coordinate axes.