Open English Wordnet
Nouns
(n)trencha ditch dug as a fortification having a parapet of the excavated earth (n)trenchany long ditch cut in the ground Verbs
(v)impinge, encroach, entrench, trenchimpinge or infringe upon“This impinges on my rights as an individual”,
“This matter entrenches on other domains” (v)trenchfortify by surrounding with trenches“He trenched his military camp” (v)trenchcut or carve deeply into“letters trenched into the stone” (v)trenchset, plant, or bury in a trench“trench the fallen soldiers”,
“trench the vegetables” (v)trench, ditchcut a trench in, as for drainage“ditch the land to drain it”,
“trench the fields” (v)trenchdig a trench or trenches“The National Guardsmen were sent out to trench”