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impinge or infringe upon;
"This impinges on my rights as an individual"
"This matter entrenches on other domains"
-
fortify by surrounding with trenches;
"He trenched his military camp"
-
cut or carve deeply into;
"letters trenched into the stone"
-
set, plant, or bury in a trench;
"trench the fallen soldiers"
"trench the vegetables"
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cut a trench in, as for drainage;
"ditch the land to drain it"
"trench the fields"
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dig a trench or trenches;
"The National Guardsmen were sent out to trench"