Concrete and Perception

Concrete noun - A strong hard building material composed of sand and gravel and cement and water.

Perception is an antonym for concrete.

Nearby Words: concreted, concretion, concretely, concretize, concretise

Perception noun - The ability to understand inner qualities or relationships.

Concrete is an antonym for perception in understanding topic.

Nearby Words: perceive, perceptive, perceptible, perceptively, perceptibility