Browse Thesaurus synonyms and antonyms - babble ... Byzantine - Cambridge Dictionary AI Assistant Dictionary Translate Grammar Thesaurus +Plus Cambridge Dictionary +Plus Games Cambridge Dictionary +Plus My profile +Plus help Log out {{userName}} Cambridge Dictionary +Plus My profile +Plus help Log out Log in / Sign up English (UK) 1 ? true : false } }), searchAutoComplete.changeToLayoutContainer(); tap:AMP.setState({ stateSearch: { autocomplete: stateSearch.dataset != 'wordlists' && stateSearch.term.length 1 } })" / Thesaurus 1) ? '/autocomplete/amp?dataset=' + stateSearch.dataset + '&q=' + stateSearch.term : 'https://'" 0 && stateHdr.searchDesk ? 'pa pdd chac-sb tc-bd bw hbr-20 hbss lpt-25' : 'hdn'" {{word}} {{#beta}} Beta{{/beta}} {{#preferredDictionaries}} {{^selected}} {{name}} {{/selected}} {{/preferredDictionaries}} Thesaurus synonyms and antonyms starting with b in the Cambridge English Thesaurus 2 a b c d e f g h i j k l m n o p q r s t u v w x y z Or, browse the Cambridge Dictionary index babble ... backbreaking work backchat ... bad language bad likeness ... bagginess bagging ... ballot balloting ... bank account bank deposit ... barefooted barely ... barrister barroom ... bat bat of an eye ... bay bay window ... be accepted be accessed ... be appreciative of be apprehensive ... be beholden to be benevolent toward ... be chary be chasing your tail ... be crazy about be curious about ... be done with be doubled over ... be exposed to be expressed ... be governed by be grateful for ... be in collusion be in collusion with ... be indisposed be industrious ... be like be like chalk and cheese ... be oblivious to be obsequious ... be one's business be one's fate ... be plain be pleased ... be regulated by be related ... be shortened to be shrouded in secrecy/mystery ... be successful be suffered by ... be thrown upward be timorous ... be victorious over be violent ... bear extension bear fruit ... beat of drum beat off ... become absorbed become acquainted with ... become irrational become irritated ... become unclouded become unconscious ... beer beer and skittles ... begetter begetting ... behead behemoth ... believing belittle ... bemuse bemused ... bent upon benumb ... best performance known best point ... between nations between ourselves ... beyond reach beyond reason ... big eater big gun ... billfold billingsgate ... bit by bit bit of bad luck ... black-marketeering blackball ... blasting material blatant ... blind patriotism blind temporarily ... blond blond-haired woman ... blouse bloviate ... bluejeans bluenose ... boat ride boating ... boiled down boiler ... bone-chilling bone-dry ... boosting boot ... borrow on borrowed ... bound work boundaries ... box box office ... brain-dead brainchild ... brawn brawniness ... break open break or burst forth ... breathe hard breathe heavily ... brief description brief fall of rain ... bring action against bring along ... bring pressure to bear on bring reproach upon ... bring word bringing ... broadsheet broadside ... browbeat browbeaten ... bubbling up bubbly ... buildup built ... bunch together buncombe ... burial cloth burial ground ... burr burro ... businesslike businessman ... buyers buying ... by the book by the by ... Byzantine {{#randomImageQuizHook.filename}} {{#randomImageQuizHook.isQuiz}} Test your vocabulary with our fun image quizzes Try a quiz now {{/randomImageQuizHook.isQuiz}} {{^randomImageQuizHook.isQuiz}} {{/randomImageQuizHook.isQuiz}} {{/randomImageQuizHook.filename}} Word of the Day comfort zone UK Your browser doesn't support HTML5 audio /ˈkʌm.fət ˌzəʊn/ US Your browser doesn't support HTML5 audio /ˈkʌm.fɚt ˌzoʊn/ a situation in which you feel comfortable and in which your ability and determination are not being tested About this AI Assistant Facebook Instagram X © Cambridge University Press & Assessment 2026 Learn Learn Learn New Words Help In Print Word of the Year 2021 Word of the Year 2022 Word of the Year 2023 Word of the Year 2024 Word of the Year 2025 Develop Develop Develop Dictionary API Double-Click Lookup Search Widgets License Data About About About Accessibility Cambridge English Cambridge University Press & Assessment Consent Management Cookies and Privacy Corpus Terms of Use AI Terms of Use Facebook Instagram X © Cambridge University Press & Assessment 2026 {{#displayLoginPopup}} Cambridge Dictionary +Plus Learn more with +Plus Sign up for free and get access to exclusive content: Free word lists and quizzes from Cambridge Tools to create your own word lists and quizzes Word lists shared by our community of dictionary fans Sign up now or Log in Cambridge Dictionary +Plus Learn more with +Plus Create word lists and quizzes for free Sign up now or Log in {{/displayLoginPopup}} {{#displayClassicSurvey}} {{/displayClassicSurvey}} Cambridge Dictionary +Plus My profile +Plus help Log out AI Assistant Dictionary Definitions Clear explanations of natural written and spoken English English Learner’s Dictionary Essential British English Essential American English Translations Click on the arrows to change the translation direction. 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Bilingual Dictionaries English–Chinese (Simplified) Chinese (Simplified)–English English–Chinese (Traditional) Chinese (Traditional)–English English–Danish Danish–English English–Dutch Dutch–English English–French French–English English–German German–English English–Indonesian Indonesian–English English–Italian Italian–English English–Japanese Japanese–English English–Norwegian Norwegian–English English–Polish Polish–English English–Portuguese Portuguese–English English–Spanish Spanish–English English–Swedish Swedish–English Semi-bilingual Dictionaries English–Arabic English–Bengali English–Catalan English–Czech English–Gujarati English–Hindi English–Korean English–Malay English–Marathi English–Russian English–Tamil English–Telugu English–Thai English–Turkish English–Ukrainian English–Urdu English–Vietnamese Dictionary +Plus Word Lists Choose your language English (UK)   English (US) Español Português 中文 (简体) 正體中文 (繁體) Dansk Deutsch Français Italiano Nederlands Norsk Polski Русский Türkçe Tiếng Việt Svenska Українська 日本語 한국어 ગુજરાતી தமிழ் తెలుగు বাঙ্গালি मराठी हिंदी Contents My word lists To add ${headword} to a word list please sign up or log in. Sign up or Log in My word lists Add ${headword} to one of your lists below, or create a new one. {{#verifyErrors}} {{message}} {{/verifyErrors}} {{^verifyErrors}} {{#message}} {{message}} {{/message}} {{^message}} Something went wrong. {{/message}} {{/verifyErrors}} 5 && !stateSidebarWordList.expended) ? 195 : (stateSidebarWordListItems.length * 39)" [src]="stateSidebarWordListItems" {{name}} 5 && !stateSidebarWordList.expended) ? 'hao hp lmt-25' : 'hdn'" More Go to your word lists {{#verifyErrors}} {{message}} {{/verifyErrors}} {{^verifyErrors}} {{#message}} {{message}} {{/message}} {{^message}} Something went wrong. {{/message}} {{/verifyErrors}} Tell us about this example sentence: The word in the example sentence does not match the entry word. The sentence contains offensive content. Cancel Submit Thanks! 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