| Jatobá | Jatobá |
| Jatropha | Jatropha |
| Jatropha curcas | Jatropha curcas |
| Jats | Yat |
| Jauja Province | Província de Jauja |
| Jaume Balmes | Jaime Balmes |
| Jaun | Jaun |
| jaundice | icterícia |
| jaunt | excursão |
| jaunty | vivo |
| Java | Java |
| Java Agent DEvelopment framework | Jade |
| Java Authentication and Authorization Service | Java Authentication and Authorization Service |
| Java bytecode | Bytecode Java |
| Java coffee | Java |
| Java compiler | Javac |
| Java Data Objects | JDO |
| Java Database Connectivity | JDBC |
| Java Development Kit | Java Development Kit |
| Java Message Service | JMS |
| Java Modeling Language | Java Modeling Language |
| Java Naming and Directory Interface | JNDI |
| Java Native Interface | JNI |
| Java package | Package |
| Java Platform | Plataforma Java |
| Java plum | jamelão |
| Java Programming | Java |
| Java programming language | Linguagem de programação Java |
| Java remote method invocation | RMI |
| Java Runtime Environment | Java Runtime Environment |
| Java Sea | Mar de Java |
| Java Servlet | Servlet |
| Java Virtual Machine | Máquina virtual Java |
| JavaBean | JavaBeans |
| Javac | Javac |
| JavaCC | JavaCC |
| Javan | Língua javanesa |
| Javan Grey-throated White-eye | Lophozosterops javanicus |
| Javan Rhinoceros | Rinoceronte-de-java |
| Javan Tiger | Tigre-de-java |
| Javanese | javanês |
| Javanese language | Língua javanesa |
| Javanese man | Língua javanesa |
| Javanese people | Língua javanesa |
| Javary River | Rio Javari |
| JavaScript | JavaScript |
| JavaServer Faces | JavaServer Faces |
| JavaServer Pages | JavaServer Pages |
| javelin | dardo |
| Javerlhac-et-la-Chapelle-Saint-Robert | Javerlhac-et-la-Chapelle-Saint-Rober |
| Javier | Javier |
| Javier Aguirre | Javier Aguirre |
| Javier Bardem | Javier Bardem |
| Javier Echevarría Rodríguez | Javier Echevarría |
| Javier Gonzales | Javier Gonzales |
| Javier Lozano Barragán | Javier Lozano Barragán |
| Javier Marías | Javier Marías |
