| rug | ridge |
| rug- | dorsal |
| rugby | rugby |
| Rugby op de Olympische Zomerspelen | Rugby union at the Summer Olympics |
| Rugby School | Rugby School |
| Rugendorf | Rugendorf |
| ruggegraat | backbone |
| ruggegraats- | spinal |
| ruggelings | backwards |
| Ruggell | Ruggell |
| ruggemerg | spinal cord |
| ruggengraat | backbone |
| ruggengraatswervel | vertebra |
| ruggenmerg | spinal cord |
| ruggensteunen | sanctify |
| ruggesteun | backing |
| ruggewervel | vertebra |
| Ruggiero Leoncavallo | Ruggero Leoncavallo |
| rughernia | slipped disk |
| Rugiërs | Rugians |
| rugloos | backless |
| Rugops | Rugops |
| rugpijn | backache |
| rugschild | shell |
| rugslag | backstroke |
| rugslagzwemmer | backstroker |
| rugsteun | backing |
| rugstuk | reverse |
| rugtas | satchel |
| rugvin | dorsal fin |
| rugwaarts | backwards |
| rugwervel | vertebra |
| rugwind | tail wind |
| rugzak | backpack |
| rugzakreiziger | backpacker |
| Ruhengeri | Ruhengeri |
| Ruhla | Ruhla |
| Ruhland | Ruhland |
| Ruhleben | Ruhleben |
| Ruhmannsfelden | Ruhmannsfelden |
| Ruhnu | Ruhnu |
| Ruhollah Khomeini | Ruhollah Khomeini |
| Ruhpolding | Ruhpolding |
| Ruhr | Ruhr |
| Ruhrbezetting | Occupation of the Ruhr |
| Ruhrgebied | Ruhr |
| Ruhstorf an der Rott | Ruhstorf an der Rott |
| ruien | shed |
| ruif | crib |
| ruig | hairy |
| Ruig klokje | Campanula trachelium |
| Ruige anjer | Dianthus armeria |
| Ruige klaproos | Papaver argemone |
| Ruige weegbree | Plantago media |
| ruigharig | hairy |
| ruigpootbuizerd | rough-legged buzzard |
| ruigpootuil | Tengmalm's owl |
| ruiken | sense |
| ruiken aan | smell |
| ruiken naar | smell of |
| ruikend naar | smelling of |
| ruiker | bouquet |
| ruikertje | nosegay |
| ruil | exchange |
| ruilbaar | exchangeable |
| ruilen | change |
| ruilhandel | barter |
| Ruilkaartspel | Collectible card game |
| ruim | thorough |
| ruim toepasbaar | versatile |
| ruim van opvattingen | liberal |
| ruimdenkend | liberal |
| ruimdenkendheid | broad-mindedness |
| ruime keuze | variety |
| ruimen | remove |
| ruimheid | width |
| ruimschoots | abundantly |
| ruimschoots de moeite lonen | be worth it |
| ruimschoots voldoende | plenty |
| ruimte | space |
| Ruimte Academie | SpaceCamp |
| ruimte- | spatial |
| ruimte-tijd | spacetime |
| Ruimtegroep | Space group |
| ruimtehaven | spaceport |
| Ruimtekolonisatie | Space colonization |
| ruimtekunde | cosmology |
| ruimtelijk | spatial |
| Ruimtelijke ordening | Spatial planning |
| ruimtepak | space suit |
| ruimtependel | space shuttle |
| ruimteschip | spacecraft |
| ruimtesonde | probe |
| ruimtestation | space station |
| Ruimtetelescoop | Space telescope |
| Ruimtetelescoop Hubble | Hubble Space Telescope |
| ruimtetijd | spacetime |
| ruimtetuig | spacecraft |
| ruimtevaarder | astronaut |
| ruimtevaarster | astronaut |
| ruimtevaart | space travel |
| ruimtevaarttijdperk | space age |
| ruimtevaartuig | spacecraft |
| ruimtevaartwetenschap | astronautics |
