Definition of bumpiness in English:

bumpiness

noun

  • See bumpy

    • ‘Because of the bumpiness of the terrain, the body tends to move around more to absorb the shocks from the surface you're riding over.’
    • ‘We believe that we are still on that road map, although clearly there have been a few detours and there's been some bumpiness along the way.’
    • ‘Whatever the transition, the bumpiness is history.’
    • ‘But a girl can handle the bumpiness of a breakup with style.’
    • ‘When we finally did descend, the bumpiness continued long after things should have been running smoothly.’

Pronunciation

bumpiness

/ˈbʌmpɪnəs/