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trench Synonyms

Another word for trench

Choosing another word for trench depends on context, so the 23 synonyms and similar words below are separated across 4 exact definitions and ranked by match strength.
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• noun (Context 1)

A long, narrow ditch excavated in the ground, typically used for laying drainage, utility pipes, or military defense.

Usage Example

"The construction crew dug a deep ditch across the road to install the new fiber-optic cables."

Strongest
ditch
Strong
channel
furrow
trough
gully
fosse
Weak
dugout
culvert
moat
foxhole

• noun (Context 2)

A long, steep-sided depression in the ocean floor, typically formed by the subduction of one tectonic plate beneath another.

Usage Example

"The Mariana trough in the western Pacific Ocean is the deepest known point in the Earth's seabed."

Strong
trough
deep
abyss
chasm

• verb (Context 3)

To dig or excavate a long, narrow ditch in the ground.

Usage Example

"The workers had to ditch the entire perimeter of the property before pouring the concrete foundation."

Strongest
ditch
Strong
excavate
dig
furrow
channel
Weak
gouge

• verb (Context 4)

To encroach or infringe upon the rights, domain, or time of another (usually followed by 'on' or 'upon').

Usage Example

"The new legislation was criticized because it appeared to encroach upon the civil liberties of everyday citizens."

Strongest
encroach
infringe
impinge
Strong
intrude
trespass
invade
usurp

Opposites of trench

The opposite of trench shifts depending on context. Common opposites include:

backfill
fill
ridge
embankment
mound
respect
seamount
level
See all opposites of trench

Cite this Entry


Wordmom. (2026). Synonyms for Trench. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/trench
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