| boiter | limp |
| boiteuse | cripple |
| boiteux | unsound |
| boitiller | hobble |
| Boizenburg | Boizenburg |
| Bojan Križaj | Bojan Križaj |
| Bojan Krkić | Bojan Krkić |
| Bojan Z | Bojan Zulfikarpašić |
| Bojana Panic | Bojana Panić |
| Bojidar Iskrenov | Bozhidar Iskrenov |
| Bojnik | Bojnik |
| Bojnourd | Bojnourd |
| Boka | Boka |
| Bokeh | Bokeh |
| bokmål | Bokmål |
| Bokusatsu tenshi Dokuro-chan | Bokusatsu Tenshi Dokuro-chan |
| Bokutou no Ryû | Wooden Sword Ryu |
| Boké | Boké Region |
| bol | good luck |
| bol alimentaire | cud |
| Bol chantant | Singing bowl |
| Bola de Ouro | Bola de Ouro |
| Bolama | Bolama Region |
| Bolanden | Bolanden |
| Bolas | Bolas |
| Bolbometopon | Green humphead parrotfish |
| Bolchaïa Kokchaga | Bolshaya Kokshaga River |
| Bolchevik | Bolsjevik |
| bolchevique | Bolshevik |
| bolchevisme | bolshevism |
| Bolcheviste | Bolsjevik |
| Bolchoï Kamen | Bolshoy Kamen |
| Bolchoï Tsivil | Tsivil River |
| bolchévique | Bolshevik |
| Bolchévisme | Bolshevism |
| Bolekhiv | Bolekhiv |
| Boleslas | Boleslaus |
| Boleslas Ier de Pologne | Boleslaw I of Poland |
| Boleslas Ier le Long | Bolesław I the Tall |
| Boleslas II de Pologne | Bolesław II of Poland |
| Boleslas II le Chauve | Bolesław II the Bald |
| Boleslas II le Généreux | Boleslaus II of Poland |
| Boleslas III le Bouche-Torse | Bolesław III Wrymouth |
| Boleslas IV le Frisé | Bolesław IV the Curly |
| Boleslas le Pieux | Boleslaus of Greater Poland |
| Boleslas V le Pudique | Bolesław V the Chaste |
| Boleslav Ier de Bohême | Boleslaus I of Bohemia |
| Boleslav II de Bohême | Boleslaus II of Bohemia |
| Boleslav III de Bohême | Boleslaus III of Bohemia |
| Bolesław Bierut | Bolesław Bierut |
| Bolesław Prus | Bolesław Prus |
| Bolesławiec | Bolesławiec |
| bolet | boletus |
| Bolet bai | Boletus badius |
| Bolet bronzé | Boletus aereus |
| bolet comestible | cep |
| Bolet des bouviers | Suillus bovinus |
| bolet destructeur | dry rot |
| bolet jaune | slippery jack |
| Bolet à chair jaune | Red-crackede bolete |
| Bolet à pied rouge | Boletus erythropus |
