Tunnel
6 lettersnouncommonUpdated February 2026
Definition
An underground passage, typically built for transportation.
“The train passed through a long tunnel under the mountain.”
Related Words
Word Game Tips
🟩
Wordle
Double N in middle, ends with -EL pattern.
🔤
Scrabble
Worth 6 points, efficient use of double N tiles.
Explore Similar Words
Try These Tools
Dictionary References
Look up tunnel in an authoritative dictionary for full definitions, pronunciation, and etymology.

Ready to test your word skills?
Download Word Challenge and challenge yourself with our daily word puzzles. Guess the hidden word in six tries or fewer!