3
break(verb, dereliction of duty)
3
burrow(noun, dig, mine, pit, quarry)
3
cleft(scratch, wound, slash, laceration, incision)
3
concealment
3
corrugation(noun, line, hollow, ditch, channel)
3
course(noun, conduit)
3
cover(noun, position, guard, shield, resistance)
3
crater(noun, well, hole, hollow)
3
dado(noun, groove)
3
dale
3
drill(noun, ditch)
3
fissure(noun, scratch, wound, slash, laceration)
3
fortification(noun, cover, position, limit, guard)
3
intrude(verb, business, interfere, invade, intervene)
3
kennel
3
oceanic abyss(noun, expression, idiom)
3
score(noun, line, scratch, channel, groove)
3
shelter(noun, cover, position, guard, shield)
3
watercourse(noun, course, drain, channel, rack)
3
waterway(noun, course, drain, ditch, channel)
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APASmart Define. (2015). trench thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/trench/thesaurus/synonyms
ChicagoSmart Define. 2015. "trench thesaurus" https://smartdefine.org/trench/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, trench thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/trench/thesaurus/synonyms>.
MLASmart Define. "trench thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/trench/thesaurus/synonyms>