| There are 81 English roots starting with [R]. There are 150 words in the top 5,000 most frequently used English words. There are 576 words in total. |
 Clicking on these marks will take you to the root-specific detail page. To search within the page, press [Ctrl+F] and enter your search word. |
| ★★★★(top 2,000) ★★★(top 3,500) ★★(top 4,500) ☆(top 6,000) |
| Root | Meaning | Words(Top5,000) | Other words | |
| rabbit | rabbit | rabbit ** | ||
| race | race, a running, a rush of water, current |
race **** | ||
| race | race | racial ***, racism *** | race, racially, racist | |
| radi | beam, spoke, ray; staff |
radar **, radiate ☆, radiation **, radio ****, radius ☆, ray ** |
radi, radi?reradiance, radiant, radiocarbon |
|
| radic (radic-) |
root | eradicate ☆, radical *** | deracinate, eradication, interracial, radic, radically, radicate |
|
| rage | rage | rage ** | rageful | |
| rail | rail, bolt, bar | rail ** | derail, monorail, railer, railingly, railless |
|
| rain | rain | rain ****, rainbow ☆, rainy ** | rainily, raininess, rainless |
|
| raise | raise | raise ****, raised ☆ | raisable, raiseable, raiser |
|
| random | random | random *** | randomly, randomness | |
| rang (rang-) |
rank | arrange ****, arrangement ***, ranch ☆, range ****, ranger ☆, rank **** |
derange, rang, ranking | |
| rap | rap | rap ☆ | rapper | |
| rapt (rapt-, rap-) |
seize, rob | rape **, rapid ***, rapidly **** | arreption, arreptitious, enrapt, enrapture, rapacious, rapacity, rapidity, rapine, rapt, raptio, raptly, raptness, raptor, raptorial, rapture, rapturous, raptus, ravenous, ravine, ravish, subreption, subreptitious, surreptitious, surreptitiously |
|
| rare | rare, sparse | rare ****, rarely **** | rarity |
| rare | lightly cooked | rare *** | ||
| rat | rat | rat ** | ratbag, ratlike, ratty | |
| rathe | quick, speedy | rather **** | rathe | |
| ratio (ratio, ration, rati-, rat-) |
reckon, think, understanding |
irrational ☆, rate ****, ratio ***, ration ☆, rational ***, reason ****, reasonable ****, reasonably **, unreasonable ** |
irrationality, irrationally, irrationalness, rationalize, rationally, rationalness, reasonability, reasonableness, reasoner |
|
| raw | raw | raw **** | rawish, rawly, rawness | |
| ray | ready, preparation, order |
array ** | ||
| reach | reach | reach **** | outreach, reachable | |
| read | read | dread ☆, read ****, reader ****, reading **** | dreadful, dreadfulness | |
| ready | ready | already ****, readily **, ready **** | ||
| real | real, actual, matter, thing |
real ****, realisation ☆, realise ***, realistic ***, reality ****, realization ☆, realize ****, really ****, republic ***, republican ** |
realisable, realisably, realiser, realist, realizable, realizably, realizer, realness, surreal, surrealism, unrealistic |
|
| reave | reave, rob, plunder |
bereft ☆ | bereave, reave | |
| recent | recent | recent ****, recently **** | recency, recentness | |
| reckon | reckon | reckon ** | reckonable, reckoner | |
| rect | rule, control, stiff |
correct ****, correctly ***, incorrect **, rectangle ☆, regime ***, region ****, reign **, sovereign ☆, sovereignty ** |
dirigible, drencher, drenching, erect, erection, ergo, incorrectly, railer, railingly, railless, rect, rectal, rectify, rectitis, rectitude, rectum, regal, regency, regent, regimen, regiment, regional, rigorous, sovereignly |
| red | red | red **** | redden, reddish, reddishly, reddishness, redly, redness |
|
| regul | rule, straight piece of wood |
regular ****, regularly ****, regulate ***, regulation ****, rule ****, ruler ** |
irregular, irregularly, regul, regulator, regulatory, rulership |
|
| relat | bring back, carry back; to recount, tell |
correlate ☆, correlation **, relate ****, related ***, relation ****, relationship ****, relative ****, relatively **** |
relatable, relatedness, relater, unrelated |
|
| render | render | render **, rent ***, rental **, surrender ** | renderable, renderer, rendition, rentability, rentable, surrenderer |
|
| rest | rest | rest **** | resting | |
| rhe | flow | rhyme ☆, rhythm *** | antiarrhythmic, arrhythmia, arrhythmic, diarrhoea, dysrhythmia, endorheic, eurhythmia, eurhythmic, eurhythmy, gonorrhoea, hemorrhea, logorrhea, polyrhythm, rheology, rheometer, rheostat, rheum, rheumatic, rheumatism, rheumatoid, rheumatology, rhythmic, rhythmical, rhythmless, rhyton |
|
| rhetor | rhetor | rhetoric ** | rhetor, rhetorical | |
| rib | rib | rib ** | ribber, ribless, riblike |
|
| rich | rich | enrich **, rich **** | enricher, enrichingly, enrichment |
|
| rid | clear, rid | rid *** | ||
| rid (rid-, ris-) |
laugh | deride ☆, derision ☆, ridicule ☆, ridiculous *** |
derider, deridingly, derisive, rid, ridiculer, ridiculously, ridiculousness, risible |
|
| ride (ride, road) |
ride, road, raid |
raid **, ride ****, road **** | raider, ridable, rideable, roadless |
|
| rifle | rifle | rifle ** | ||
| right | right | right **** | alright, righteous, righteously, righteousness, righter, rightful, rightly, rightness, upright |
|
| ring | ring, small circlet |
ring **** |
| riot | riot | riot ** | rioter, rioting, riotous, riotry |
|
| rise | rise (from sleep), stand up |
arise ****, rise **** | ||
| risk | risk | risk ****, risky *** | risker, riskful, riskily, riskiness, riskless |
|
| rite | rite | ritual *** | rite, riteless, ritually |
|
| riv (riv-) |
brook, river | arrival ***, arrive ****, river **** | corrival, riparian, riverside, upriver |
|
| riv (riv-, rive-, rival) |
brook, rival | derive **, rival *** | derivable, derivation, derivational, derivationally, derivationist, rivalless, rivalry, rivalship |
|
| rivet | turn, grind | rivet ☆ | ||
| roast | roast | roast ☆ | roastable | |
| robor | oak, strength, robust |
robust ** | corroborant, corroborate, corroboration, corroborative, corroborator, robustly, robustness |
|
| robot | robot | robot *** | robotic, robotically, robotics, robotism, robotlike, robot-like, robotry |
|
| rock | rock | rock *** | rockable, rocking, rockingly, rocky |
|
| rock | distaff | rocket *** | rock, rocketer, rocketlike |
|
| rod | a rod, pole | rod ** | rodless, rodlike | |
| rog | ask | rogue ☆ | abrogate, arrogance, arrogancy, arrogant, arrogantly, arrogate, derogate, derogation, derogatory, interrogation, prerogative, prorogue, rogation, surrogate |
| rome | roma | Roman **, romantic ***, Rome ** | romance, romantically, romanticise |
|
| room | room | classroom ****, room **** | anteroom, ballroom, roomer, roomy |
|
| root | root | root **** | rootage, rooted, rooter, rootiness, rootless, rootlike, rooty |
|
| rose | rose | rose *** | ||
| rot | wheel | around ****, control ****, role ****, roll ****, round ****, uncontrolled ** |
arrondissement, circumrotation, contrarotation, controllable, controlled, controller, decontrol, enroll, enrollee, enrollment, irrotational, multirole, multiroll, out-of-control, redondilla, reenroll, rodeo, rollback, rondeau, rondel, rondelle, rondo, rota, rotary, rotatable, rotate, rotation, rotational, rotationally, rotative, rotator, rotatory, rotavirus, rotelle, rotifer, Rotifera, rotiferous, rotiform, rotula, rotund, rotunda, rotundifolious, rotundity, roulette, roundel, roundelay, roundlet, rowel, semiround, uncontrollable |
|
| rough | rough, coarse, hairy |
rough ****, roughly *** | roughen, roughness | |
| row | row, line | row **** | rowable | |
| royal | king, royal | realm **, royal *** | royally, royalty | |
| rub | rub, scratch | rub ***, rubber *** | rubbery | |
| rubbish | rubbish | rubbish *** | rubbishing, rubbishy | |
| rudi (rudi-) |
unskilled, rough, unlearned |
rude *** | erudite, erudition, rudiment, rudimentary, rudity |
|
| rug | shaggy tuft, rug |
rag ☆ | ragbag, rug, rugged, ruggedly, ruggedness |
|
| rugby | rugby | rugby ** |
| rumor | rumor | rumor ☆ | ||
| run | run | run ****, runner ***, running *** | ||
| rupt (rump-, rupt-) |
break, burst, road, fracture |
abrupt ☆, bankrupt ☆, bankruptcy ☆, corrupt ☆, corruption **, disrupt **, disruption ☆, eruption ☆, interrupt ***, interruption **, route ****, routine **** |
abruption, corrupter, corruptible, corruptionist, corruptive, corruptively, corruptly, corruptness, corruptor, disruptive, disruptor, disrupture, erumpent, erupt, eruptive, incorrupt, incorruptibility, incorruptible, interruptible, interruptive, interruptively, irrupt, irruption, irruptive, maleruption, noneruptive, reroute, rout, routinely, rupt, rupture, subroutine, supereruption |
|
| rur (rur-, rus-) |
countryside, open land, country |
rural **** | nonrural, roister, roisterous, ruralism, ruralist, rurality, ruralize, rurally, ruralness, rustic, rusticate, rustication, rusticity |
|
| rush | rush, dodge, repel |
rush **** | rusher, rushlike | |
| rust | rust | rust ☆ | rustless, rusty |
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