/ Thesaurus / L Synonyms of liquid diet Find synonyms for: Noun1. liquid diet, dietusage: a diet of foods that can be served in liquid or strained form (plus custards or puddings); prescribed after certain kinds of surgeryWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language