svalla

Etymology
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Verb

 * 1) to swell, to surge (of the motion of waves on a shore)
 * 2) to undulate, to billow, to heave (to move like a wave, up and down)
 * 3) to seethe
 * 4) to effervesce
 * 5) to flush, to flow (of blood or words in speech)
 * 6) to run high, to overflow (of emotions)