sinkhole
noun/ˈsɪŋkhoʊl/
Frequency rank: #16,347 of 20,003 in the WORDED list (wordfreq data)
Meaning
a cavity or depression in the ground caused by the collapse of a surface layer, often due to erosion underground.

Example sentence
The road collapsed overnight because a large sinkhole had formed beneath the pavement.
Synonyms & related words
More words in ranks 16,301–16,400
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