/ Thesaurus / T Synonyms of to it Find synonyms for: Adverb1. thereto, to it, to thatusage: to that; "with all the appurtenances fitting thereto"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language