/ Thesaurus / B Synonyms of bo hai Find synonyms for: Noun1. Bo Hai, Po Haiusage: an inlet of the Yellow Sea, on the coast of Eastern ChinaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language