Similar words: tinker, tinkering, think, think out, think up, think of, think over, think about. Meaning: ['ðɪŋkə(r)] 
n. 1. an important intellectual 2. someone who exercises the mind (usually in an effort to reach a decision).
n. 1. an important intellectual 2. someone who exercises the mind (usually in an effort to reach a decision). 
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1. He was known as a radical reformer/thinker/politician.
2. He has been feted as a great thinker.
3. Jenner is a profound thinker.
4. Hamilton is a great statesman and political thinker.
5. Steiner was recognized as an original if unorthodox thinker.
6. He was known for being an original thinker.
7. He is a loose thinker.
8. Sean's a fast thinker[Sentencedict.com], and he acts on impulse.
9. Robertson was a doer, not a thinker.
10. Confuscius is acclaimed as a great thinker.
11. He is a shallow thinker whose opinions aren't worth much.
12. He is very sharp, a quick thinker and swift with repartee.
13. That is what made him a great political thinker.
14. Plant: Innovative, original thinker, creative.
15. He was a world-class thinker, a right-brained adept.
16. I told you he was a deep thinker.
17. Barney was an advanced thinker, a believer in catharsis.
18. Reich is a big thinker and a great writer.
19. She's a clear and logical thinker.
20. Thinker - producing carefully considered ideas and weighing up and improving ideas from other people.
21. The thinker enters the mind of the other as an observer not as an actor.
22. No serious thinker can make a valid argument that to discriminate based on species is acceptable.
23. Elie Wiesel and Elmo, a great thinker and a great tickle, will help President Clinton celebrate his second inauguration.
24. A distinguished and internationally-known writer and thinker, Serfaty was a mining engineer by profession.
25. Alfred Wegener was a keen thinker and a daring pioneer.
26. The printed word is no substitute for personal discussion with a great thinker.
27. Marie is good at making decisions because she's a very clear thinker.
28. Newton was not the first or the only great scientific thinker of the time.
29. Mairs succeeds where many others have failed by being not only an engaging writer, but an engaging thinker.
30. The agnostic who doubts the existence of God, and the free thinker who feels that the existence of God is unnecessary and not justified, constitute a majority of non- believers. Dr T.P.Chia 
More similar words: tinker, tinkering, think, think out, think up, think of, think over, think about, think twice, unthinkable, think through, to my way of thinking, through thick and thin, linked, banker, hanker, trinket, hunker down, hunkered down, cantankerous, investment banker, thin, thing, thinly, within, nothing, anything, sheathing, nothing but, clothing.