Sinkhole and Solid

Sinkhole noun - A depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof.

Solid is an antonym for sinkhole in depression topic.

Solid noun - The state in which a substance has no tendency to flow under moderate stress; resists forces (such as compression) that tend to deform it; and retains a definite size and shape.

Sinkhole is an antonym for solid.

Nearby Words: solidify, solidly, solidity, solidified