trench

Impinge or infringe upon.

“This matter entrenches on other domains”

Cut a trench in, as for drainage.

“trench the fields”

Cut or carve deeply into.

“letters trenched into the stone”

Dig a trench or trenches.

“The National Guardsmen were sent out to trench”

Fortify by surrounding with trenches.

“He trenched his military camp”

Set, plant, or bury in a trench.

“trench the fallen soldiers”

“trench the vegetables”

A long steep-sided depression in the ocean floor.

A ditch dug as a fortification having a parapet of the excavated earth.

Any long ditch cut in the ground.