Antonym: unthinking. Similar words: to my way of thinking, sinking feeling, think, think of, think out, thinker, think up, think about. Meaning: ['ðɪŋkɪŋ] 
n. the process of using your mind to consider something carefully. adj. endowed with the capacity to reason.
n. the process of using your mind to consider something carefully. adj. endowed with the capacity to reason. 
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31. I can't help thinking of my happy childhood.
32. I was aware of what he was thinking about.
33. He needed a sounding board rather than thinking alone.
34. You look preoccupied: what are you thinking of?
35. This topic requires a lot of deep thinking.
36. Lonely lonely, I am still thinking about someone.
37. Make up your mind after thinking it over carefully.
38. I'm thinking of giving my boyfriend a miss tonight.
39. She had a reputation for clear thinking and pragmatism.
40. His quick thinking saved her life.
41. I'm thinking of applying for a new job.
42. All thinking people must hate violence.
43. The research shows that pre-school children are capable of thinking in abstract terms.
44. The time for thinking is past, we must now act.
45. Do you know there is someone thinking of you and caring you all the time ? Your smiling eyes are just like the sparkling stars hanging on the curtain of my heart.
46. The man always remember,lonely life of every man,as i kept thinking of you!
47. Too many job hunters make the classic mistake of thinking only about what's in it for them.
48. i know you like this song most and i know what you are thinking about ,too, i miss you .
49. Those days when we were together appear in my mind time after time, because they were so joyful, happy, blest, disappointing, sad and painful. I miss you ,and miss you so much. Do you know there is someone thinking of you and caring you all the time ? Your smiling eyes are just like the sparkling stars hanging on the curtain of my heart.
50. Simon lay in bed thinking about the meeting next day.
51. Like inquiry can be active thinking, like exercise can improve physique, like mountain forest can recover one's original simplicity, love alone can study hard,[sentencedict.com] like wind builds muscles.
52. The fascination of the game lies in trying to guess what your opponent is thinking.
53. By the age of seven, children are capable of thinking in abstract terms .
54. Listening to my heart beating. Seeing how much I love you ,I dare to admit how much I love you .When thinking of you, I hope you can receive the passionat words I left for you!
55. Alex is too young to be already thinking of herself as an old maid.
56. I know you like this s ong most and I know what you are thinking about ,too,[sentence dictionary] I miss you.
57. Ordinary working with unusual attitude to complete, simple questions to use a comprehensive thinking to decision, the matter will look at the way, distant ideal rely on real efforts to achieve.
58. I'm laughing somehow or other.Just because I'm thinking of you.
59. These habits of thinking elide the difference between what is common and what is normal.
60. Every day is birthday time when thinking of you,and I shall keep one sublime hoping your many dreams come true.
More similar words: to my way of thinking, sinking feeling, think, think of, think out, thinker, think up, think about, think over, think twice, ranking, banking, unthinkable, franking, planking, think through, debunking, living thing, thing, nothing, anything, mouthing, writhing, soothing, scathing, sheathing, frothing, clothing, nothing but, something.