SynonymDefinitionAntonym.com - English Synonym Dictionary

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

Any long ditch cut in the ground

A long steep-sided depression in the ocean floor

Cut or carve deeply into

Dig a trench or trenches

Cut a trench in, as for drainage

Fortify by surrounding with trenches

Set, plant, or bury in a trench

Impinge or infringe upon