Textual thesaurus for "trench"

(noun) oceanic abyss, deep

a long steep-sided depression in the ocean floor

(verb) ditch

cut a trench in, as for drainage

ditch the land to drain it; trench the fields

(verb) encroach, entrench, impinge

impinge or infringe upon

This impinges on my rights as an individual; This matter entrenches on other domains