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tunnel Synonyms

Another word for tunnel

Looking for synonyms for tunnel? Sourced from our comprehensive thesaurus, here is a list of similar words and another word for tunnel, organized by relevance and context.
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• noun (Context 1)

An artificial underground passage, especially one built through a hill or under a road, river, or building.

Usage Example

"The train sped through the dark underpass beneath the mountain."

Strong
underpass
passage
subway
Weak
shaft

• noun (Context 2)

An underground passage dug by a burrowing animal.

Usage Example

"The rabbits dug a complex network of tunnels under the garden to stay safe from predators."

Strongest
burrow
Strong
warren
hole

• verb (Context 3)

To dig or force a passage underground or through an obstacle.

Usage Example

"The prisoners tunneled under the stone wall for months to make their escape."

Strongest
burrow
Strong
dig
excavate
mine

• noun (Context 4)

A secure, encrypted connection established between two points on a computer network.

Usage Example

"The IT department set up a virtual private network connection to safely transmit the sensitive financial data."

Weak
connection
link

• verb (Context 5)

To transmit data securely by encapsulating it within a different network protocol.

Usage Example

"The software tunnels the local traffic through a proxy server to obscure the user's location."

Strong
transmit
Weak
route

Cite this Entry


Wordmom. (2026). Synonyms for Tunnel. In Wordmom Thesaurus. Retrieved Oct 13, 2026, from https://wordmom.com/synonyms/tunnel
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