A gardener is most particular to keep the top soil on the top, and not to bury it, when he is Trenching.
"Lessons on Soil"
E. J. Russell
Arrived here, she sought with assured footsteps a certain zig-zag way- it could hardly be called a path-which wound in and out among the bowlders, skipping some, leaping others, Trenching on the edges of little pools left in some rocky hollow by the high tide, and finally led her, after a last steep scramble, into a niche of the sea's own hollowing, which she had always claimed as her own.
"Sara, a Princess"
Fannie E. Newberry
"He is two miles away from here Trenching the North Wall, and I have nobody to send.
"Tomaso's Fortune and Other Stories"
Henry Seton Merriman