MeanOF

tunnel

- noun (n)

Meaning: covered passageway

Synonyms: adit burrow channel crawl space crawlway crosscut drift hole hole in the wall mine passage pit shaft subway tube underpass
- verb (v)

Meaning: dig a passage through

Synonyms: burrow excavate mine penetrate sap scoop out undermine

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.