1. by Hatice Oncel TOEFL VOCAB-8

2. adj. inactive, unused; lazy He's a very able student, he's just bone idle (= very lazy). It's crazy to have £7000 sitting idle in the bank idle

3. adj. creative, original, clever an imaginative new approach/policy imaginative

4. Adj. huge, enormous, massive They spent an immense amount of time getting the engine into perfect condition immense

5. v. damage, injure, spoil She suffers from impaired vision/hearing impair

6. adj. fair, neutral A trial must be fair and impartial impartial

7. v. realize, achieve, execute; n. tool, instrument garden/household/agricultural implements implement

8. adj. constant, ceaseless, continuous incessant rain/noise/complaints incessant

9. n. increase, amount You will receive annual salary/pay increments every September increment

10. n. raid, attack incursions into enemy territory incursion

11. adj. uncaring, apathetic, unconcerned He found it very hard teaching a class full of indifferent teenagers. indifferent

12. Native Are there any species of frog indigenous to the area? indigenous

13. adj. necessary, essential, vital, critical This book is an indispensable resource for researchers indispensable

14. Adj. unclear, blurry, hazy, fuzzy an indistinct shape/sound/recollection indistinct

15. v. persuade, convince, coax Nothing could induce me (= I definitely cannot be persuaded) to climb a mountain/ride a bike. induce

16. Clumsy, awkward an inept comment/remark He was always rather inept at sport inept

17. adj. unstoppable the inexorable progress of science inexorable

18. adj. notorious, famous for something considered bad He's infamous for his bigoted sense of humour. infamous

19. adj. limitless, endless The universe is theoretically infinite infinite

20. adj. tiny, minute The amounts of radioactivity present were infinitesimal. infinitesimal

21. adj. naïve, trusting, gullible It has to be said it was rather ingenuous of him to ask a complete stranger to look after his luggage. ingenuous

22. adj. brilliant, clever an ingenious idea/method/solution ingenious

23. v. inhabit, dwell, reside These remote islands are inhabited only by birds. inhabit

24. v. control, limit, restrain This drug inhibits the growth of tumours. inhibit

25. adj. natural, inborn Cyril's most impressive quality was his innate goodness innate

26. Adj. harmless, inoffensive Some mushrooms look innocuous but are in fact poisonous innocuous

27. powerful, concentrated intense

28. adj. complicated, complex, elaborate Police officers uncovered an intricate web of deceit intricate

29. adj. angry, upset, annoyed We have received some irate phone calls from customers. irate

30. rough, rugged, irregular a jagged cut/tear, jagged rocks, a jagged line/edge jagged

31. n. danger, hazard, risk The lives of thousands of birds are in jeopardy as a result of the oil spillage. jeopardy

32. Adj. joyful, happy, cheerful She's a very jolly, upbeat sort of a person jolly

33. v. shock, jar The train stopped unexpectedly and we were jolted forwards jolt

34. adj. sharp, clever, eager a keen north wind keen

35. n. skill, aptitude, talent She has the knack of making people feel comfortable knack