Breadcrumb Home > Thesaurus > S Synonyms of soursop Find synonyms for: Noun 1. soursop, prickly custard apple, soursop tree, Annona muricata, custard apple, custard apple tree usage: small tropical American tree bearing large succulent slightly acid fruit 2. soursop, guanabana, custard apple usage: large spiny tropical fruit with tart pulp related to custard apples WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of soursop (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: odaysuiz Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language