FAQs About the word rapidness

速度

a rate that is rapidQuality of being rapid; rapidity.

速さ,料金,速度,速度,加速度,速度,速さ,速さ,急ぐ,急いで

倦怠,遅さ,鈍さ,故意,審議,倦怠,だるさ,やすらぎ,嫌悪感,無気力

rapidly => 急速に, rapidity => 速さ, rapid-firing => 速射, rapid-fire mount => 速射マウント, rapid-fire => 急発射,