/ Thesaurus / S Synonyms of sir richard francis burton Find synonyms for: Noun1. Burton, Richard Burton, Sir Richard Burton, Sir Richard Francis Burtonusage: English explorer who with John Speke was the first European to explore Lake Tanganyika (1821-1890)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: confectionery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language