Starting with O

  1. Oasis
    A pleasant or peaceful area or period in the midst of a difficult or hectic place or situation
  2. Obdurate
    Stubbornly refusing to change one's opinion or course of action
  3. Obedient
    Obeying or willing to obey
  4. Obeisance
    Deferential respect
  5. Obfuscate
    Make obscure, unclear or unintelligible
  6. Objectify
    Degrade to the status of a mere object
  7. Objectionable
    Arousing distaste or opposition, unpleasant or offensive
  8. Objective
    Not influenced by personal feelings or opinions in considering and representing facts

    Not dependent on the mind for existence, actual
  9. Objet d'art
    An article of artistic worth
  10. Objurgate
    Rebuke severely, scold
  11. Obligatory
    Required by a legal, moral, or other rule, compulsory
  12. Oblique
    Not expressed or done in a direct way
  13. Obscurantism
    The practice of deliberately preventing the facts or full details of something from becoming known
  14. Obscure
    Not clearly expressed or easily understood
  15. Obsequious
    Obedient or attentive to an excessive or servile degree
  16. Observant
    Quick to notice or perceive things
  17. Obsession
    The state of being obsessed with someone or something
  18. Obsessive
    Of the nature of an obsession
  19. Obsolete
    No longer produced or used, out of date
  20. Obstinate
    Stubbornly refusing to change one's opinion or chosen course of action
  21. Obstipation
    Severe or complete constipation
  22. Obstreperous
    Noisy and difficult to control
  23. Obstruction
    A thing that impedes or prevents passage or progress
  24. Obtrude
    Become noticeable in an unwelcome and intrusive way
  25. Obtrusive
    Noticeable or prominent in an unwelcome or intrusive way
  26. Obtund
    Dull the sensitivity of, blunt, deaden
  27. Obtuse
    Blunt in form, not sharp or acute
  28. Obverse
    The opposite or counterpart of a fact or truth
  29. Obvert
    Alter a proposition so as to infer another proposition with a contradictory predicate
  30. Obviate
    Remove a need or difficulty
  31. Occasional
    Occurring, appearing or done infrequently and irregularly
  32. Occident
    The countries of Europe and America
  33. Occlude
    Stop, close up or obstruct an opening, passage etc
  34. Ochlocracy
    Government by the mob
  35. Ochlophobia
    Fear of crowds
  36. Octad
    A group or series of eight
  37. Octagon
    Polygon having eight angles and eight sides
  38. Octahedron
    A solid figure having eight faces
  39. Octamerous
    Consisting of or divided in eight parts
  40. Octogenarian
    Of the age of 80 years or between 80 and 90 years
  41. Odious
    Extremely unpleasant, repulsive
  42. Odium
    General or widespread hatred or disgust incurred by someone as a result of their actions
  43. Odontalgia
  44. Odyssey
    Any long series of wanderings
  45. Oenophile
    A connoisseur of wine
  46. Officiate
    Perform the duties of any office or position
  47. Officious
    Assertive of authority in a domineering way
  48. Ogle
    Stare at in a lecherous manner
  49. Oleaginous
    Rick in, covered with, or producing oil
  50. Oligarchy
    Form of government in which the power is vested in a few, or in a dominant class or clique
  51. Oligopoly
    A state of limited competition, in which a market is shared by a small number of producers or sellers
  52. Oligopsony
    A state of the market in which only a small number of buyers exists for a product
  53. Omen
    An event regarded as a portent of good or evil
  54. Omerta
    The code of silence adhered to by members of the mafia
  55. Ominous
    Giving the worrying impression that something bad is going to happen
  56. Omission
    Someone or something that has been left out or excluded
  57. Omit
    To leave out
  58. Omnifarious
    Comprising or relating to all sorts or varieties
  59. Omnipotent
    Having unlimited power
  60. Omnipresent
    Widely or constantly encountered, widespread
  61. Omniscient
    Knowing everything
  62. Omnium gatherum
    A collection of miscellaneous people or things
  63. Omnivorous
    Eating both animal and plant foods
  64. Onerous
    Involving a great deal of effort, trouble or difficulty
  65. Onset
    The beginning of something, especially something unpleasant
  66. Ontic
    Relating to entities and facts about them, relating to real as opposed to phenomenal existence
  67. Onus
    A burden, responsibility
  68. Onus probandi
    Burden of proof
  69. Opaque
    Not able to be seen through; not transparent
  70. Ophidophobia
    The abnormal fear of snakes
  71. Opine
    To hold or express an opinion
  72. Opportune
    Especially convenient or appropriate for a particular action or event
  73. Oppressive
    Inflicting harsh and authoritarian treatment
  74. Opprobrium
    Harsh criticism or censure, public disgrace arising from shameful conduct
  75. Oppugn
    Question the truth or validity of
  76. Opsimath
    A person who begins to learn or study only late in life
  77. Optimal
    Best or most favourable
  78. Optimise
    Make the best or most effective use of a situation or resource
  79. Optimism
    Hopefulness and confidence about the future or success of something
  80. Opulence
    Great wealth of luxuriousness
  81. Opus
    An artistic work, especially one on a large scale
  82. Oracle
    A person or thing regarded as an infallible authority on something
  83. Oracular
    Relating to or resembling an oracle
  84. Orate
    To make a oration, hold forth
  85. Oration
    A formal speech, especially one delivered on a special occasion
  86. Oratory
    The exercise of eloquence in public speaking
  87. Orb
    A sphere or globe
  88. Orbicular
    Like an orb, circular etc
  89. Orchestrate
    Plan or coordinate the elements of a situation to produce a desired effect
  90. Orderly
    Neatly and methodically arranged
  91. Ordinal
    Relating to the order of something in a series
  92. Ordinance
    An authoritative order
  93. Ordnance
  94. Orectic
    Of or concerning desire or appetite
  95. Orifice
    Mouth or aperture
  96. Ornate
    Elaborately or highly decorated
  97. Orotund
    Of a person's voice, resonant and imposing
  98. Orthodox
    Following or conforming to the traditional or generally accepted rules or beliefs of a religion, philosophy or practice
  99. Oscillate
    Move or swing back and forth in a regular rhythm
  100. Oscitant
    Yawning from drowsiness
  101. Osculate
    To kiss
  102. Osmosis
    The process of gradual or unconscious assimilation of ideas, knowledge etc
  103. Osseous
    Consisting of or turned into bone
  104. Ossify
    To convert into, or harden like bone
  105. Ostensible
    Stated or appearing to be true, but not necessarily so
  106. Ostensive
    Directly demonstrative
  107. Ostentatious
    Characterised by pretentious or showy display, designed to impress
  108. Ostracise
    Exclude from a society or group
  109. Otalgia
  110. Otiose
    Serving no practical purpose or result
  111. Oust
    Drive out or expel someone from a position or place
  112. Outlandish
    Looking or sounding bizarre or unfamiliar
  113. Outlier
    A person or thing situated away or detached from the main body or system
  114. Outrageous
    Shockingly bad or excessive
  115. Outre
    Unusual and typically rather shocking
  116. Outspoken
    Frank in stating one's opinions, especially if they are shocking or controversial
  117. Ovate
  118. Overabundance
    Excessive abundance
  119. Overt
    Done or shown openly, plainly apparent
  120. Overture
    An introduction to something more substantial
  121. Oxymoron
    A figure of speech in which apparently contradictory terms appear in conjunction
Card Set
Starting with O