| bilabial | bilabial |
| Bilabial nasal | Nasal bilabial |
| Bilad al-Sham | País de Sham |
| bilateral | bilateral |
| Bilateral contract | Contrato bilateral |
| bilateral convention | convenios bilaterales |
| Bilateral monopoly | Monopolio bilateral |
| Bilateria | Bilateria |
| Bilbao | Bilbao |
| Bilbao Airport | Aeropuerto de Bilbao |
| Bilbaoan | bilbaíno |
| bilberry | arándano |
| Bilbo Baggins | Bilbo Bolsón |
| Bild-Zeitung | Bild-Zeitung |
| Bilderberg Group | Grupo Bilderberg |
| bildungsroman | novela de adulción |
| bile | bilis |
| Bilecik Province | Provincia de Bilecik |
| bilge | pantoque |
| bilge oil | aceite de sentina |
| bilge water | agua de sentina |
| Bilhah | Bilha |
| Bilinear form | Operador bilineal |
| Bilinear map | Operador bilineal |
| Bilinear operator | Operador bilineal |
| bilingual | bilingüe |
| Bilingual belt | Cinturón bilingüe |
| Bilingual sign | Señalización bilingüe |
| bilingualism | bilingüismo |
| Bilingualism in Canada | Bilingüismo en Canadá |
| bilious | colérico |
| biliousness | trastornos biliares |
| bilk out of | estafar |
| bill | cartel |
| Bill and Tom Kaulitz | Bill Kaulitz |
| Bill Bruford | Bill Bruford |
| Bill Chase | Chase |
| Bill Clinton | Bill Clinton |
| Bill Cosby | Bill Cosby |
| Bill Evans | Bill Evans |
| Bill Frist | Bill Frist |
| Bill Gates | Bill Gates |
| Bill Goldberg | Bill Goldberg |
| Bill Hicks | Bill Hicks |
| Bill Joy | Bill Joy |
| Bill Masterton Memorial Trophy | Trofeo Bill Masterton |
| Bill Monroe | Bill Monroe |
| Bill Murray | Bill Murray |
| Bill Nighy | Bill Nighy |
| bill of exchange | letra de cambio |
| bill of health | patente de sanidad |
| bill of lading | conocimiento de embarque |
| Bill of material | Código Internacional de Nomenclatura de Bacterias |
| bill of sale | escritura de venta |
| Bill Paxton | Bill Paxton |
| Bill Pullman | Bill Pullman |
| Bill Rieflin | Bill Rieflin |
| Bill Russell | Bill Russell |
| Bill Schelter | Bill Schelter |
| Bill Tilden | Bill Tilden |
| Bill Walton | Bill Walton |
| Bill Watterson | Bill Watterson |
| Billbergia | Billbergia |
| billboard | cartelera |
| Billens-Hennens | Billens-Hennens |
| billeting | acantonamiento |
| billfold | cartera |
