/ Thesaurus / H Synonyms of hypericum prolificum Find synonyms for: Noun1. shrubby St John's wort, Hypericum prolificum, Hypericum spathulatum, St John's wortusage: stiff shrub having oblong entire leaves and dense cymes of yellow flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language