EFFUSIVE
effusive, gushing, gushy
(adjective) extravagantly demonstrative; “insincere and effusive demonstrations of sentimental friendship”; “a large gushing female”; “write unrestrained and gushy poetry”
burbling, burbly, effusive, gushing
(adjective) uttered with unrestrained enthusiasm; “a novel told in burbly panting tones”
Source: WordNet® 3.1
Etymology
Adjective
effusive (comparative more effusive, superlative most effusive)
Gushy; unrestrained, extravagant or excessive (in emotional expression).
(archaic) Pouring, spilling out freely; overflowing.
(geology, of igneous rock) Extrusive; having solidified after being poured out as molten lava.
Source: Wiktionary
Ef*fu"sive, a.
Definition: Pouring out; pouring forth freely. "Washed with the effusive
wave." Pope. Effusive rocks (Geol.), volcanic rocks, in distinction
from so-called intrusive, or plutonic, rocks.
– Ef*fu"sive*ly, adv.
– Ef*fu"sive*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition