1. plural of bumpiness; the quality or state of being bumpy or having many bumps
Usage: countable plural form; often used to describe physical surfaces or conditions

Examples

• The bumpinesses of the dirt road made the ride uncomfortable.
• Different bumpinesses across the basketball court affected the players' performance.
• The bumpinesses in the wall's surface were visible under the bright light.
• We felt the bumpinesses of the turbulent flight throughout the journey.
• The bumpinesses of the terrain made hiking more challenging than expected.