Noun

• S: (n) trench (a ditch dug as a fortification having a parapet of the excavated earth)
• S: (n) trench, deep, oceanic abyss (a long steep-sided depression in the ocean floor)
• S: (n) trench (any long ditch cut in the ground)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• derivationally related form

Verb

• S: (v) impinge, encroach, entrench, trench (impinge or infringe upon) "This impinges on my rights as an individual"; "This matter entrenches on other domains"
• S: (v) trench (fortify by surrounding with trenches) "He trenched his military camp"
• S: (v) trench (cut or carve deeply into) "letters trenched into the stone"
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• sentence frame
• S: (v) trench (set, plant, or bury in a trench) "trench the fallen soldiers"; "trench the vegetables"
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• sentence frame
• S: (v) trench, ditch (cut a trench in, as for drainage) "ditch the land to drain it"; "trench the fields"
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• sentence frame
• Somebody ----s something
• S: (v) trench (dig a trench or trenches) "The National Guardsmen were sent out to trench"