Effusion

n.	1.	The act of pouring out; as, effusion of water, of blood, of grace, of words, and the like. To save the effusion of my people's blood. - Dryden.
	2.	That which is poured out, literally or figuratively. Wash me with that precious effusion, and I shall be whiter than sow. - Eikon Basilike. The light effusions of a heedless boy. - Byron.
	3.	(Pathol.) The escape of a fluid out of its natural vessel, either by rupture of the vessel, or by exudation through its walls. It may pass into the substance of an organ, or issue upon a free surface.

Noun	1.	effusion - an unrestrained expression of emotion Synonyms: ebullition, outburst, blowup, gush
	2.	effusion - flow under pressure

acting out, blowup, cry, ebullition, effuse, explosion, expression, flare, gush, manifestation, outburst, reflection, reflexion