To violently shake or agitate.
To suffer violent involuntary contraction of the muscles, producing contortions of the body or limbs.
To create great laughter.
To stir up, agitate, cause unrest or excitement in.
To react, using fermentation; especially to produce alcohol by aging or by allowing yeast to act on sugars; to brew.
Something, such as a yeast or barm, that causes fermentation.
A gentle internal motion of the constituent parts of a fluid; fermentation.
A state of agitation or of turbulent change.
A catalyst.