Synonym: abrupt, hasty, impetuous, impulsive, unexpected, unforeseen. Antonym: gradual. Similar words: all of a sudden, buddy, added, a good deal, a good deal of, deny, dense, denial. Meaning: ['sʌdn] 
adj. happening without warning or in a short space of time.
adj. happening without warning or in a short space of time. 
Random good picture Not show
31. A sudden change of wind checked the forest fire.
32. This was a sudden and unforeseen blow.
33. The sudden death of her mother's caused her grief.
34. A sudden howl pierced the silence.
35. His sudden departure threw the office into chaos.
36. The car made a sudden swerve to the left.
37. He felt a sudden tender pity for her.
38. I was completely nonplussed by his sudden appearance.
39. The war brought about the industry's sudden demise.
40. There was a sudden movement in the undergrowth.
41. He made a sudden dash for the door.
42. The death of her mother was sudden.
43. She was dazzled by the sudden sunlight.
44. The sudden movement of the ship knocked them both off balance.
45. I saw the sudden flare of a flashlight in the darkness.
46. There was a sudden flare as a fuel tank exploded.
47. Life is cruel, she thought, with a sudden rush of anger.
48. The sudden arrival of guests forced her to change her plans.
49. Any sudden inspiration in fact can not replace the long-term Kung fu.
50. He felt a sudden compulsion to drop the bucket and run.
51. Mr Golding delivered an oblique warning, talking of the danger of sudden action.
52. I had this sudden impulse to shout out "Rubbish!" in the middle of her speech.
53. All of a sudden he turned about and saw me.
54. We were astonished at the news of Joan's sudden death.
55. There was a sudden increase in immigration from Eastern Europe.
56. He's always seemed very self-controlled,(www.Sentencedict.com) so I was amazed by his sudden outburst in the office.
57. He died a sudden death in a Kansas car crash in 1940.
58. A sudden gust of wind blew his umbrella inside out.
59. His sudden disappearance triggered a red alert among his friends.
60. He had been deeply affected by the sudden death of his father-in-law.
More similar words: all of a sudden, buddy, added, a good deal, a good deal of, deny, dense, denial, wooden, evident, student, density, incident, identify, resident, evidence, tendency, identity, president, diffident, identical, residence, dependent, confident, presidency, by accident, respondent, residential, schadenfreude, presidential.