| Meaning | Explication | Aliases | Taxon | |
|---|---|---|---|---|
| <ready meal> | N/a | Show shifts | ||
| <religious festival> | festival for a particular deity. saint or religious event | N/a | Show shifts | |
| <rural foot-wear> | Artifacts | Show shifts | ||
| rabid | affected with rabies | Other physical | Show shifts | |
| raccoon | nocturnal omnivore native to North America, typically with a mixture of gray, brown, and black fur, a mask-like marking around the eyes and a striped tail; Procyon lotor | N/a | Show shifts | |
| race, ethnos | N/a | Show shifts | ||
| radiointerference | distortion on a broadcast signal due to atmospheric or other effects | Interpersonal relations | Show shifts | |
| radish | Raphanus sativus var. radicula | N/a | Show shifts | |
| radius (bone) | long bone in the forearm, on the side of the thumb | N/a | Show shifts | |
| radius (geometry) | line segment between any point of a circle or sphere and its center | Artifacts | Show shifts | |
| raft | flat-bottomed craft usually made of logs able to float on water, used for transport | N/a | Show shifts | |
| rafter (architecture) | one of a series of sloped beams that extend from the ridge or hip to the downslope perimeter or eave, designed to support the roof deck and its associated loads | N/a | Show shifts | |
| rag, duster | None | Artifacts | Show shifts | |
| railcar | unpowered unit in a railroad train | N/a | Show shifts | |
| rain | water falling from a cloud | Natural objects | Show shifts | |
| rainbow | multicoloured arch in the sky, produced by prismatic refraction of light within droplets of rain in the air | Natural objects | Show shifts | |
| rainbow smelt | fish Osmerus mordax | N/a | Show shifts | |
| raisin | dried grape | N/a | Show shifts | |
| rake | garden tool with a row of pointed teeth fixed to a long handle, used for collecting debris, grass, etc., for flattening the ground, or for loosening soil | N/a | Show shifts | |
| ram | male sheep | Animals | Show shifts | |
| ranula | sublingual salivary gland cyst | Emotions | Show shifts | |
| Ranunculus | N/a | Show shifts | ||
| rapids | rough section of a river or stream which is difficult to navigate due to the swift and turbulent motion of the water | Natural objects | Show shifts | |
| rare | very uncommon; scarce | Time | Show shifts | |
| rash, eruption | Physiology | Show shifts | ||
| raspberry | plant Rubus idaeus | Plants | Show shifts | |
| rat | rodent belonging to the genus Rattus | Animals | Show shifts | |
| rather (preference) | N/a | Show shifts | ||
| raven | bird Corvus corax | Animals | Show shifts | |
| ravine | deep narrow valley or gorge in the earth's surface | Natural objects | Show shifts | |
| raw | Other physical | Show shifts | ||
| raw | Other physical | Show shifts | ||
| raw material | N/a | Show shifts | ||
| ray | beam of light | Natural objects | Show shifts | |
| ready | Non-physical | Show shifts | ||
| rear | being behind, or in the hindmost part; hindmost | N/a | Show shifts | |
| rear end | N/a | Show shifts | ||
| recent | Non-physical | Show shifts | ||
| recently | Time | Show shifts | ||
| red | Light and Colour | Show shifts | ||
| red panda | omnivorous mammal, Ailurus fulgens, native to the Himalayas and eastern Asia, which has dark red fur and a ringed tail | N/a | Show shifts | |
| redfin dace | fish Tribolodon | N/a | Show shifts | |
| reed | N/a | Show shifts | ||
| reed (in loom) | comb-like part of a beater for beating the weft when weaving | N/a | Show shifts | |
| reflection (in the mirror, water) | image that appears on a smooth, shiny surface due to the refraction of light rays | N/a | Show shifts | |
| region | any considerable and connected part of a space or surface; specifically, a tract of land or sea of considerable but indefinite extent; a country; a district | N/a | Show shifts | |
| reindeer | arctic and subarctic-dwelling deer of the species Rangifer tarandus | N/a | Show shifts | |
| reindeer calf | N/a | Show shifts | ||
| relation, connection | N/a | Show shifts | ||
| relative (n.) | Human being | Show shifts | ||
| reliable, trustworthy | N/a | Show shifts | ||
| remembrance | act of remembering; a holding in mind, or bringing to mind; recollection | N/a | Show shifts | |
| remote area | N/a | Show shifts | ||
| reputation | N/a | Show shifts | ||
| resentment, offense | displeasure stemming from belief that one has been wronged or betrayed by others | N/a | Show shifts | |
| resin, tar | None | Natural objects | Show shifts | |
| respect (n.) | Abstract entities | Show shifts | ||
| respected, venerable | None | Non-physical | Show shifts | |
| rest (n.) | N/a | Show shifts | ||
| result, outcome | Abstract entities | Show shifts | ||
| resurrection | N/a | Show shifts | ||
| retina | thin layer of cells at the back of the eyeball that contains rods and cones sensitive to light, which trigger nerve impulses that pass via the optic nerve to the brain | N/a | Show shifts | |
| revenge | Abstract entities | Show shifts | ||
| rheumatism | Abstract entities | Show shifts | ||
| rhinoceros | any of several large herbivorous ungulates native to Africa and Asia of the five extant species in the three extant genera in the family Rhinocerotidae, with thick, gray skin and one or two horns on their snouts | Animals | Show shifts | |
| rhinoceros | Animals | Show shifts | ||
| rhombus | parallelogram having all sides of equal length | N/a | Show shifts | |
| rhubarb | plant of the genus Rheum, especially Rheum rhabarbarum, having large leaves and long green or reddish acidic leafstalks that are edible, in particular when cooked | N/a | Show shifts | |
| rib | any of a series of long curved bones occurring in 12 pairs in humans and other animals and extending from the spine to or toward the sternum. | Body parts | Show shifts | |
| rib (part of a ship’s framework) | any of several curved members attached to a ship's keel and extending upward and outward to form the framework of the hull | N/a | Show shifts | |
| rice | cereal plant, Oryza sativa of the grass family whose seeds are used as food | Natural objects | Show shifts | |
| rich | Non-physical | Show shifts | ||
| riddle | N/a | Show shifts | ||
| ridgepole | beam along the ridge of a roof to which the rafters are attached | N/a | Show shifts | |
| right | correct | N/a | Show shifts | |
| right (political) | opposing political and social equality, especially conservative, traditional, and/or reactionary politics | N/a | Show shifts | |
| right (vs. left) | dexter; designating the side of the body which is positioned to the east if one is facing north | Other physical | Show shifts | |
| right side | Space | Show shifts | ||
| right, entitlement | N/a | Show shifts | ||
| ring finger | finger between middle finger and little finger | N/a | Show shifts | |
| ripe (fruit) | (of fruits, vegetables, seeds etc.) ready for reaping or gathering; having attained perfection; mature | N/a | Show shifts | |
| river | large and often winding stream which drains a land mass, carrying water down from higher areas to a lower point, oftentimes ending in another body of water, such as an ocean or in an inland sea | Natural objects | Show shifts | |
| river-bed | path where a river runs, or where a river once ran; the bottom earthen part of a river, not including the riverbanks | Natural objects | Show shifts | |
| road | Space | Show shifts | ||
| roasted | N/a | Show shifts | ||
| robbery | Abstract entities | Show shifts | ||
| rock, crag, cliff | Natural objects | Show shifts | ||
| rodent | mammal of the order Rodentia, characterized by long incisors that grow continuously and are worn down by gnawing | N/a | Show shifts | |
| role | N/a | Show shifts | ||
| rolling-pin | Artifacts | Show shifts | ||
| Romani | member of the Romani people, or one of the sub-groups (Roma, Sinti, Romanichal, etc) | Human being | Show shifts | |
| roof | N/a | Show shifts | ||
| rook | bird Corvus frugilegus | Human being | Show shifts | |
| rook (chess) | N/a | Show shifts | ||
| room | Artifacts | Show shifts | ||
| rooster | male domestic chicken | Animals | Show shifts | |
| root (arithmetic) | number which, when raised to a specified power, yields the specified number | N/a | Show shifts | |
| root (of a plant) | part of a plant, generally underground, that anchors and supports the plant body, absorbs and stores water and nutrients | Plants | Show shifts | |
| root (of a word) | primary lexical unit of a word, which carries the most significant aspects of semantic content and cannot be reduced into smaller constituents | N/a | Show shifts | |
| root of equation | number whose substitution into an equation instead of a variable (usually x ) gives the same expression values to the right and left of the equal sign | N/a | Show shifts | |
| root of tooth | part of a tooth extending into the bone holding the tooth in place | N/a | Show shifts | |
| root vegetable | root of a plant used as an edible vegetable, such as the carrot | N/a | Show shifts | |
| rope, cord | thick strings, yarn, monofilaments, metal wires, or strands of other cordage that are twisted together to form a stronger line | Artifacts | Show shifts | |
| rose | shrub of the genus Rosa, with red, pink, white or yellow flowers. A flower of this shrub | N/a | Show shifts | |
| rose apple (Syzygium) | various Syzygium species or their fruit, especially: Syzygium aqueum, the watery rose apple; Syzygium jambos, the jambu fruit; Syzygium malaccense, the Malay rose apple; Syzygium samarangense, the Semarang rose-apple or wax jambu. | N/a | Show shifts | |
| rose chafer | beetle Cetonia aurata | N/a | Show shifts | |
| rotten | Other physical | Show shifts | ||
| rough wool | N/a | Show shifts | ||
| rough, uneven | Other physical | Show shifts | ||
| round (adj.) | Other physical | Show shifts | ||
| round object | N/a | Show shifts | ||
| rowan | Plants | Show shifts | ||
| rubber | N/a | Show shifts | ||
| ruby (stone) | clear, deep, red variety of corundum, valued as a precious stone | Natural objects | Show shifts | |
| rudder (of a boat) | Artifacts | Show shifts | ||
| rude, impolite | Evaluation | Show shifts | ||
| ruff | circular frill or ruffle on a garment, especially a starched, fluted frill at the neck | N/a | Show shifts | |
| ruff (bird) | Philomachus pugnax | N/a | Show shifts | |
| ruff (fish) | small freshwater fish Gymnocephalus cernua which has spiny fins | Animals | Show shifts | |
| rule, regulations | Abstract entities | Show shifts | ||
| rumour | statement or claim of questionable accuracy, from no known reliable source, usually spread by word of mouth | Abstract entities | Show shifts | |
| runner | one who runs | N/a | Show shifts | |
| rural | Non-physical | Show shifts | ||
| rush (plant) | Plants | Show shifts | ||
| Russian | ethnic Russian: a member of the East Slavic ethnic group which is native to, and constitutes the majority of the population of, Russia | N/a | Show shifts | |
| Russian desman | mammal Desmana moschata | N/a | Show shifts | |
| rust (n.) | deteriorated state of iron or steel as a result of moisture and oxidation | Natural objects | Show shifts | |
| rust (plant disease) | fungal disease of plants | N/a | Show shifts | |
| rusty | marked or corroded by rust | Other physical | Show shifts | |
| rut | sexual desire of mammals during the mating season | N/a | Show shifts | |
| rye | grain used extensively in Europe for making bread, beer, and (now generally) for animal fodder. The grass Secale cereale from which the grain is obtained. | N/a | Show shifts | |
| rye bread | bread made partly or entirely with rye flour | N/a | Show shifts |