1. He's not careless.

2. Be careless.

3. You've been careless.

4. I was careless.

5. She's careless about her spelling.

6. He is a careless profligate.

7. Because we were careless.

8. I was careless, I forgot

9. She's careless and accident prone.

10. She gave a careless shrug.

11. He maintained a hard, careless deportment.

12. But everyone got a little careless.

13. She had begun to grow careless.

14. Nothing can justify such careless mistakes.

15. Everybody blames me for my careless mistake.

16. Because we were careless just like you...

17. But the gods had been careless.

18. A careless driver is a danger.

19. He was told off for being careless.

20. Makes people seem uncoordinated, accident-prone, careless.

21. It's your own fault for being careless.

22. Sadly, the text is marred by careless errors.

23. The pupil was told off for being careless.

24. He was niggled by her careless attitude.

25. You're being mighty careless with your mouth, son.

26. A careless word, can cause an irreversible results.

27. St. Clare was indolent and careless of money.

28. How could I have been so careless?

29. They demoted the careless waiter to busboy.

30. Don't be so careless about / with spelling.

31. The vehicles are accident-prone, the drivers are careless.

32. Careless use of the clutch may damage the gears.

33. The contract was rendered ineffective by this careless wording.

34. Definition of Blundering (adjective): extremely careless or stupid

35. The boss demoted the careless waiter to busboy.

36. Careless lions may be maimed when hunting prey.

37. The man so careless with rum and candles.

38. Careless in some situations, in others he proved punctilious.

39. A Blunder is a stupid or careless mistake

40. Careless talk can be disastrous for a business.

41. It struck me as both desperate and careless.

42. It was careless of me to do so.

43. One careless move loses the whole game. 

44. He walked on, quite careless of the elements.

45. The careless wound and diabetes putrefy his leg.

46. The accident happened chiefly because you were careless.

47. The professor lambasted me for my careless mistake.

48. He cursed himself for having been so careless.

49. 5 Sadly,(www.Sentencedict.com) the text is marred by careless errors.

50. For a banker he was pretty careless with money!

51. He played a careless back pass to the goalkeeper.

52. Careless campers were blamed for starting the forest fires.

53. You are so careless that you may crumple the document.

54. I'm careless to kindle the firecracker, so I'm very unlucky.

55. Women and children can be careless, but not men.

56. She made the other women look dowdy and careless.

57. 10 For perhaps five seconds , exaltation made him careless.

58. 5 She was impulsive, self-absorbed and careless about the future.

59. It is dogged does it. All day, but careless man.

60. Who today are like the “careless daughters” referred to by Isaiah?

61. Doors in Babylon’s wall had been left open by careless guards.

62. Mr. Carton's manner was so careless as to be almost insolent.

63. But emotion... can turn the most circumspect of men careless.

64. She was impulsive, self-absorbed and careless about the future.

65. He remonstrated to his wife that she was too careless.

66. 10 Nor are undertakers alone in careless and callous behaviour.

67. It was careless of me to leave the door open.

68. He is always brushing her down for making careless mistakes.

69. 6 You'll snuff out one day if you're so careless.

70. Carefulnesses caregiver caregivers caregiving: caregivings careless careless(p) carelessest carelessly carelessness (current term) carelessnesses careline carelines careme: caremes carer carers cares caresite caress caressed caresser caressers caresses

71. A gross, stupid, or careless mistake: That's your second Blunder this morning.

72. 23 I saw that I had been guilty of a careless blunder.

73. The paragraph is rendered ambiguous by the writer's careless use of pronouns.

74. The boss gave him the push due to his careless work.

75. I saw that I had been guilty of a careless blunder.

76. The First Couple looks sleazy and careless but not necessarily sinister.

77. It's always galling when people blame the victim for being careless.

78. Carefulnesses caregiver caregivers caregiving caregivings: careless careless(p) carelessest carelessly carelessness carelessnesses (current term) careline carelines careme caremes: carer carers cares caresite caress caressed caresser caressers caresses caressing

79. 17 His careless work made him lose face with his teacher.

80. The typist received an admonition from the supervisor for being careless.