The cart containing the props bumped and skidded on the rutted track.
The head bounced and flopped as the cart bumped over the road.
The cart and its contents bumped and rumbled over rock and root.
The cart creaked and bumped.
The little cart bumped and wobbled and presently Thorby felt the change to pavement.
The cart bumped on, over hard rock, climbing momentarily, then dipping down into a long valley.
The cart bumped on, jolting him, making him slip to the side and bang his head.
The cart rattled and bumped, leaping off the ground as it struck humps and clumps on the clifftop.
The cart bumped against the first fallen tree, going no farther.
The cart rattled and bumped behind him, melons and cabbages bouncing out into the roadway.