Adjectives

(s)gushing, pouringflowing profusely“a gushing hydrant”, “pouring flood waters”
(s)burbling, burbly, effusive, gushinguttered with unrestrained enthusiasm“a novel told in burbly panting tones”
(s)effusive, gushing, gushyextravagantly demonstrative“insincere and effusive demonstrations of sentimental friendship”, “a large gushing female”, “write unrestrained and gushy poetry”