Synonyms of tunnels

tunnels

noun

plural of tunnel

as in caves

a passage that goes under the ground, through a hill, etc.

The train goes through a tunnel in the mountain.

The moles dug tunnels in the yard.

Related Words

• caves
• caverns
• subways
• grottoes
• pits
• galleries
• holes
• mines
• chasms
• abysses
• excavations
• hollows
• bunkers
• crawlways
• wells
• shafts
• grots
• burrows
• antres
• delves
• shelters
• foxholes
• dugouts
• dens
• gulfs
• lairs
• coverts
• lodges

Example Sentences

Recent Examples of tunnels

Rescue crews were searching areas, including hydropower project tunnels, where workers were believed to be trapped. — Kelly McGreal, FOXNews.com, 3 Nov. 2026

The former approach builds geological repositories by blasting and digging massive underground tunnels, shafts, and caverns. — Muskan Bhatia, Interesting Engineering, 30 Oct. 2026

Spanning 290 miles between Bergen and Oslo in Norway, the railway, built in 1909, travels through 182 tunnels and provides breathtaking views ranging from calm Fjords in the mountains to snowy vistas in Finse. — Rachel Labonte, Entertainment Weekly, 29 Oct. 2026

That trickled into the tunnels at Lincoln Financial Field after the clock hit all zeroes and into the Cowboys’ locker room, where there was screaming and loud music playing on a speaker as soon as the game ended. — Nick Harris, Fort Worth Star-Telegram, 27 Oct. 2026

Israel launched a ground invasion following an extensive aerial bombardment of Hamas’s military infrastructure, including its vast network of subterranean tunnels. — Eric Cortellessa, Time, 25 Oct. 2026

At the Shanghai Grand Opera House, a network of interconnected tunnels and paths support behind-the-scenes movement necessary for a building program such as this. — Wendy Wang, Architectural Digest, 22 Oct. 2026

As much as 80% of mobile traffic originates indoors, in apartment towers, shopping centers, hospitals and transit tunnels. — Stephen Farrugia, Forbes.com, 20 Oct. 2026

While roof rats make their homes in trees, rafters, and attics, Norway rats look for lower ground, digging out interconnected systems of tunnels and nesting spaces. — Blythe Copeland, Martha Stewart, 17 Oct. 2026