Adverbs Starting with O (Examples & List)

List of Adverbs Starting with O and their example sentences

Examples

Adverbs Starting with O	Example Sentences
obligatorily	You have no choice but to answer their question obligatorily. I must accomplish this work obligatorily before I leave today. The customer wants his money back due to poor customer service, so we must obligatorily refund him as he is legally entitled to do so under consumer law.
objectively	A student has to learn many things objectively in this class.
obediently	In the personal statement, you should be obediently objective and obligatorily admit any minor mistakes you may have made. He was oriented to time, place, and person, responding obediently to commands.
obtrusively	The new law has forced companies to be obtrusively open with their record keeping. He was obtrusively persistent in imposing his point of view on everyone else.
obnoxiously	It was an obnoxiously large tent. The report in its current form is obnoxiously long and full of useless information.
observably	Observably, two-thirds of visitors to Scotland come from England and Wales. Some were observably uncomfortable with their professor’s proposal to reform their grading system. The prison was an observably dismal place. Observably during this time, the workers could eat a hot lunch at least once in two weeks.
occasionally	The first hint that something was wrong was when she occasionally mentioned losing weight. Occasionally, my list for household things can has many items, but it may also have just one item.
obsessively	Obsessively constantly checking the weather on your device can become disruptive. She was obsessively clean; even her knives and forks were washed after every use.
offshore	That company has offshore holdings. Disruptive startups will often offshore customer service to save money. For offshore locations, much higher wave heights can occur.
officially	The best office chair will be officially launched next month. The committee officially approved the plan.
often	He often goes off on tangents at meetings. Sports stars often have their heads in the clouds.
offstage	The press conference will be offstage in the auditorium. The new design was only shown offstage at the trade show. The CEO is currently offstage. The library will be closed during the offstage work.
offensively	The mayor was offensively ignorant in dealing with this delicate matter. Offensively, some people believe that a section is supposed to be organized alphabetically and nothing else.
obviously	She eventually did, but at first, she was obviously afraid. Obviously, these aren’t the only ways to study for an exam.
oddly	Oddly, no matter what your goals are, you have to be honest with yourself and be your own harshest critic.  She was unable to recall how she got there oddly. He was forced to rip out much of the design because of construction delays, and the result was an oddly shaped building that was unpopular with most Houstonians but beloved by some.
obstinately	Obstinately refusing to give up smoking will harm your health. The new head teacher is obstinately determined to rebuild the school’s image. Obstinately ignoring medical advice will hurt your health. This fine porcelain cup is obstinately resistant to cracks. You need to stay committed if you want to achieve your goal obstinately.
obstructively	Obstructively postponing necessary renovations will force you to close down for good. The paparazzi obsessively followed the movie star. The hero was obstructively strong and fast.   I was obstructively distracted by the cackling of the chickens as they ran in circles around me.  The rebellious teenager is obstructively defiant and rude.  His friends are obstructively opposed to the plan.
obstreperously	They obstreperously rejected any outside advice on their products. Obstreperously and obtrusively bringing up bad memories will ruin a successful and productive meeting. She is obstreperously enthusiastic about the project.
obscenely	The restaurant was obscenely expensive for what it was, and the service was horrendous. For obscenely wealthy hotel owners, the price of water was not an issue.
obscurely	The governor was perceived to be a threat in the state due to his large-scale sale of lands, obscurely. He was an obscurely familiar personage; I seemed to have seen his face before, but I could not remember where, when, or under what circumstances. Obscurely no law requires employers to provide lunch.

List

1. Obdurately
2. Obediently
3. Objectively
4. Obligatorily
5. Obliquely
6. Obnoxiously
7. Obscenely
8. Obscurely
9. Observably
10. Observantly
11. Observingly
12. Obsessionally
13. Obsessively
14. Obstinately
15. Obstreperously
16. Obstructively
17. Obtrusively
18. Obtusely
19. Obviously
20. Occasionally
21. Oddly
22. Offensively
23. Offhand
24. Offhandedly
25. Officially  
26. Offshore
27. Offstage
28. Often
29. Oftentimes
30. Okay
31. Ominously
32. Once
33. Onerously
34. Only
35. Onstage
36. Ontologically
37. Opaquely
38. Openly
39. Operationally
40. Operatively
41. Opportunely
42. Oppositely
43. Oppressively
44. Optically
45. Optimally
46. Optimistically
47. Optionally
48. Opulently
49. Orally
50. Ordinarily
51. Organically
52. Organizationally
53. Originally
54. Ornamentally
55. Osmotically
56. Ostensibly
57. Otherwise
58. Outback
59. Outboard
60. Outlandishly
61. Outragedly
62. Outrageously
63. Outright
64. Outside
65. Outspokenly
66. Outstandingly
67. Outwardly
68. Over
69. Overbearingly
70. Overhead
71. Overleaf
72. Overly
73. Overnight
74. Overpoweringly
75. Overseas
76. Overtime
77. Overtly
78. Overwhelmingly
79. Owlishly

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