| Vocabulary Words | Meanings |
|---|---|
| rattle | the noise you hear when you shake hard things together |
| rattlesnake | a poisonous snake with rattling bony rings on its tail |
| ravage | to lay waste, to pillage |
| raw | not cooked |
| ray | a thin line of light, like a sunbeam |
| rayon | a man-made silky material. Dresses, blouses, ties and other clothes are often made of rayon |
| razor | a very sharp instrument, used to shave heir off |
| reach | to stretch out far enough to touch or get hold of something. The same word also means to get to a place; to arrive |
| react | to act reciprocally against each other |
| read | to understand printed or written words |
| ready | able to do something at once; prepared |
| reagent | a substance employed chemically to detect the presence of the other bodies |
| real | true; not made up or imaginary |
| realize | to understand clearly |
| really | without question; in fact |
| realm | a region, sphere, the dominions of a sovereign |
| reap | to cut and gather in crops of grain |
| rear | the back part |
| reason | why something is done or said; an explanation |
| reasonable | sensible; fair; good enough |
| rebel | to go against someone in authority |
| rebellion | act of rebelling, an armed rising against a government |
| rebuke | to reprove sharply (n) reproof |
| recall | to call or bring back, to revive in memory |
| receipt | a written or printed note that proves you have paid for something |
| receive | to take something that is given or sent to you |
| recent | happening a short time ago |
| reception | act or manner of receiving, welcome |
| recess | a place set back in a wall. The same word also means a short rest from work or lessons |
| recipe | (say ressipee) information that tells you how to cook something and what to put in it |
| recite | to say something aloud that you have learned by heart, like reciting a poem |
| reckless | careless; not thinking or caring about what could happen |
| reckon | to count or add up. The same word sometime means to suppose or consider |
| recognize | to know something because you have seen it before |
| reconcile | to make friendly again, to adjust or settle |
| record | a disc played on a gramophone. The same word also means a written account of something that has happened and also the best someone has ever done, like the fastest time for a race |
| record-player | an instrument for playing gramophone records; the usual word for a gramophone worked by electricity |
| recorder | an instrument you blow into to make musical sounds |
| recover | to find or get something back, which you have lost. The same word also means to get better after being ill |
| recreation | something people like to do in their spare time, such as sport or gardening |
| rectangle | a shape with four sides and four right angles |
| rectify | to correct, to refine by repeated distillation |
| recur | to happen again |
| red | a bright colour. Fire engines are usually red |
| redeem | to buy back, to ransom, to save |
| reduce | to make something smaller or less in quantity |
| reed | a tall stiff grass that grows in or near water. Reeds are usually hollow |
| reef | a line of rocks lying just under the water, so that the waves break over it |
| reek | to small very strongly and usually unpleasantly |
| reel | a lively dance. The same word also means a circular piece of wood or metal on which wire, thread or string is wound |
Examples of back formation
1.Baby-sit (baby-sitter)
2.Gyre (gyroscope)
3.Edit (editor)