upsurge   (Sound)

The upsurge has 2 Senses.

• surge, rush, spate, upsurge
• わき上がり, 急上昇, 突発的なほとばしり, 押し寄せ, 急増, 滾り, 滾, 勢いよく流れること
• a sudden forceful flow
• 突然の力強い流れ

• surge, upsurge
• 急騰, 急上昇, 急増
• a sudden or abrupt strong increase; "stimulated a surge of speculation"; "an upsurge of emotion"; "an upsurge in violent crime"
• 突然の急増加