Synonym: chance, fate, fortuity, fortune, lot. Similar words: pluck up, happy-go-lucky, lucidly, buck, duck, suck, tuck, fuck. Meaning: [lʌk] 
n. 1. your overall circumstances or condition in life (including everything that happens to you) 2. an unknown and unpredictable phenomenon that causes an event to result one way rather than another 3. an unknown and unpredictable phenomenon that leads to a favorable outcome.
n. 1. your overall circumstances or condition in life (including everything that happens to you) 2. an unknown and unpredictable phenomenon that causes an event to result one way rather than another 3. an unknown and unpredictable phenomenon that leads to a favorable outcome. 
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31. Wishing you the best of luck on reopening day.
32. He had good luck in his.
33. You make your own luck.
34. By sheer luck nobody was hurt in the explosion.
35. 'Failed again, I'm afraid.' 'Oh, hard luck.
36. I set off for the valley, trusting to luck.
37. With a bit of luck(sentencedict.com/luck.html), we'll finish on time.
38. All life is a game of luck.
39. Maybe you'll have a better luck next time.
40. A spell of tough luck discouraged him.
41. Best of luck with your exams!
42. People tend to confuse bad decisions with bad luck.
43. I was so luck have you.
44. Just my luck . The phone's not working.
45. My success is based on persistence, not luck.
46. Trust to luck for the rest.
47. He had the bad luck to break his leg.
48. You're in luck -there's one ticket left.
49. Luck is really running against you tonight!
50. Best of luck in the year to come.
51. Please wish me good luck for my exams.
52. Bad luck often brings good luck.
53. It was good luck that I met you here; I did not expect to see you.
54. Never mind?it was a good try. Better luck next time.
55. Wishing you the best of luck in the new year.
56. I wish you both all the luck and happiness life can offer.
57. Shallow men believe in luck.Self-trust is the first secret of success.
58. Everything goes amiss with him[Sentencedict.com], he has certainly bad luck.
59. The man who attracts luck carries with him the magnet of preparation.
60. Women tend to attribute their success to external causes such as luck.
More similar words: pluck up, happy-go-lucky, lucidly, buck, duck, suck, tuck, fuck, truck, reluctant, lucrative, buck up, bucket, ruckus, hallucinate, reluctance, fucking, translucent, reluctantly, buckling, stuck with.