| relegate | rebajar |
| relent | aplacarse |
| relentless | incesante |
| relentlessly | continuamente |
| relevance | motivo |
| Relevance logic | Lógica relevante |
| relevancy | pertinencia |
| relevant | pertinente |
| reliability | seriedad |
| reliable | seguro |
| reliable source | fuente fidedigna |
| Reliable system design | SPOF |
| Reliable User Datagram Protocol | Reliable User Datagram Protocol |
| reliably | sinceramente |
| reliance | dependencia |
| reliant | confiado |
| relic | reliquia |
| relief | alivio |
| relieve | deducir |
| relieved | aliviado |
| religion | religión |
| Religion and sexuality | Religión y sexualidad |
| Religion in Ancient Greece | Religión de Grecia Antigua |
| Religion in ancient Rome | Religión en la Roma Antigua |
| Religion in Brazil | Religión en Brasil |
| Religion in Israel | Religión en Israel |
| Religion in Japan | Religión de Japón |
| Religion in Switzerland | Religión en Suiza |
| Religion in the United States | Religión en los Estados Unidos |
| religiosity | religiosidad |
| religious | religioso |
| Religious architecture | Arquitectura religiosa |
| Religious aspects of marriage | Matrimonio |
| Religious cosmology | Cosmología religiosa |
| Religious intolerance | Intolerancia religiosa |
| Religious minister | Ministro |
| Religious of the Assumption | Religiosas de la Asunción |
| Religious persecution | Intolerancia religiosa |
| Religious Society of Friends | Sociedad Religiosa de los Amigos |
| Religious studies | Ciencia de la Religión |
| Religious wars | Guerras de religión de Francia |
| religiously | religiosamente |
| Religius denomination | Iglesia |
