Synonyms for Effusive (same or very similar meaning)
WordNet sense 1 (uttered with unrestrained enthusiasm):
gushing, burbling, burblyWordNet sense 2 (full of life and energy):
livelyWordNet sense 3 (extravagantly demonstrative):
emotional, gushyWordNet sense 4 (given to or marked by the open expression of emotion):
demonstrativeFrom the ODE community, based on WordNetadd/edit