underground

adjective/ˈʌndərˌɡraʊnd/

Frequency rank: #2,744 of 20,003 in the WORDED list (wordfreq data)

Meaning

located, operating, or moving below the surface of the ground.

Illustration for the English word “underground”

Example sentence

The city built a new underground railway to reduce traffic above the surface.

Synonyms & related words

More words in ranks 2,701–2,800