Initial O

  • oak: any tree or shrub of the genus Quercus; durable wood of any of these trees or shrubs
  • oar: long, thin, usually wooden pole with a blade at one end, used to row or steer a boat
  • oath: solemn promise; commitment to tell the truth
  • obedient: subject in will or act to authority; willing to obey; submissive to restraint, control, or command
  • object: be averse to or express disapproval of
  • objection: act of expressing earnest opposition or protest
  • objective: not influenced by emotions; having actual existence or reality
  • obligation: act of binding oneself by a social, legal, or moral tie; written promise to repay a debt
  • oblige: force; bind by an obligation; cause to be indebted; do a service or favor for
  • obliterate: destroy completely; do away with completely so as to leave no trace
  • oblong: having greater length than breadth, especially when rectangular
  • obscure: darken; make dim or indistinct; conceal in obscurity
  • observance: act or practice of observing or noticing with attention; an act, ceremony, or rite, as of worship or respect
  • observe: be on the watch respecting; pay attention to; notice with care; see; perceive
  • obstacle: one that opposes, stands in the way of, or holds up progress
  • obstinate: stubbornly adhering to an attitude or opinion; hard to control or treat
  • obstruction: act of obstructing; any structure that makes progress difficult
  • obtain: get hold of; gain possession of; acquire, in any way
  • obtainable: available; capable of being obtained
  • obvious: exposed; easily discovered; plain
  • occasion: significant event that occurs at a critical time; opportunity to do something; event or happening
  • occasional: random; occurring from time to time; infrequent
  • occasionally: now and then; from time to time; infrequently; irregularly
  • occupation: act of occupying or taking possession; control of a country by military forces of a foreign power
  • occupy: inhabit; live in a certain place; be present in; be inside of
  • occur: take place; be found to exist ; come to one’s mind
  • occurrence: an event that happens
  • odd: not easily explained; beyond from the usual or expected; not divisible by two
  • odour: any smell, whether fragrant or offensive; scent; perfume
  • offence: act of causing anger, resentment, displeasure, or affront; violation or infraction of moral or social code
  • offend: strike against; attack; assail; make angry; affront
  • offensive: causing anger, displeasure, resentment, or affront
  • offer: act of presenting; something, such as a suggestion, proposal, bid, or recommendation
  • offset: counterbalance, counteract, or compensate for; balance
  • offspring: descendant
  • omen: any indication or action regarded as a foreshowing; phenomenon supposed to portend good or evil
  • ominous: threatening; foreshadowing evil or tragic developments
  • omission: act of omitting; neglect or failure to do something required by propriety or duty
  • omit: leave undone or leave out ; bypass; neglect; fail to include or mention
  • onset: beginning or early stages; offensive against enemy
  • opaque: impenetrable by light; not transparent; not reflecting light; having no luster
  • opera: a drama set to music and consists of singing
  • operative: having power of acting; exerting force, physical or moral; active in the production of effects
  • opinion: notion or conviction founded on probable evidence; belief stronger than impression; favorable estimation
  • opponent: contestant; someone who offers opposition ; adverse; hostile; opposing
  • opportune: timely; just in time; suited or right for a particular purpose
  • opportunity: favorable or advantageous circumstance; chance for progress or advancement
  • oppose: place in front of, or over against; set opposite; exhibit; confront; resist; withstand
  • opposite: two words that express opposing concepts; contrariwise; directly facing each other opposition: condition of being in conflict; act of opposing something
  • optical: of or relating to or involving light or optics
  • optimal: most advantageous; optimum; ideal
  • optimism: tendency to expect the best possible outcome; belief that the universe is improving and good will win over evil
  • optimistic: hopeful; positive; expecting the best in all possible ways
  • optimum: most favorable or advantageous
  • option: act of choosing; power or freedom to choose
  • optional: not obligatory; left to choice; not compulsory or automatic
  • oral: spoken; unwritten; relating to the mouth
  • orbit: path; circle; move in an orbit; encircle
  • orchard: garden; area of land devoted to the cultivation of fruit or nut trees
  • orchestra: band
  • orderly: conformed to order; in order; regular; well-regulated
  • ore: mineral that contains metal that is valuable enough to be mined
  • organ: natural part or structure in animal or plant, capable of performing some special action
  • organic: simple and healthful and close to nature
  • organism: living being; system considered analogous in structure or function to a living body
  • orient: focus toward; determine position with reference to another point; locate to face the east
  • oriental: of or relating to the countries of the orient or their peoples or cultures; eastern
  • orientation: act of finding oneself position; position or alignment relative to points of directions; course introducing new situation
  • origin: the first existence or beginning of anything; birth; fountain
  • original: not second hand; not copied or translated from something else
  • originality: novelty; creativity; capacity to act or think independently
  • originate: initiate; invent; bring into being; create
  • ornament: decoration; something used to beautify
  • ornamental: decorative; any plant grown for its beauty or ornamental value
  • ounce: unit of weight equal to one sixteenth of a pound
  • outbreak: beginning; eruption; explosion
  • outcome: result; end or consequence; result of a random trial
  • outdoors: out of house; out of doors
  • outermost: far most; utmost; outmost; most distant from the center or inside
  • outlandish: unconventional; strikingly unfamiliar; located far from civilized areas
  • outlaw: person excluded from the benefit of the law, or deprived of its protection; fugitive from the law; habitual criminal
  • outlet: an opening that permits escape or release; activity that releases creative energy or emotion
  • outline: line that appears to bound an object
  • outlook: prospect; view; belief about the future ; act of looking out
  • output: act or process of producing; production; amount produced during a certain time
  • outrage: act of extreme violence or viciousness; offense
  • outrageous: of the nature of an outrage; exceeding the limits of right, reason
  • outright: altogether; entirely; without reservation or exception
  • outset: beginning; start; origin; time at which something is supposed to begin
  • outstanding: distinguished from others in excellence
  • oval: elliptic; rounded like an egg
  • overall: general; comprehensive; from one end to the other; including everything
  • overcast: covered or obscured, as with clouds or mist; gloomy; melancholy
  • overcharge: overprice; a price that is too high
  • overcome: defeat another in competition or conflict; conquer; prevail over
  • overestimate: make too high an estimate of
  • overflow: flow over; cover with, or as with, water or other fluid; spread over; flow over the brim of
  • overhear: hear more of anything than was intended to be heard; hear again
  • overlap: representation of common ground between two things; extend over and cover a part of
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  • overlapping: covering with a design in which one element covers a part of another
  • overload: place too much a load on
  • overlook: ignore; disregard; fail to notice ; watch over
  • overseas: beyond or across the sea; abroad
  • oversight: unintentional omission or mistake; watchful care or management; supervision
  • overtake: come up with in a course, pursuit, progress, or motion; catch up with; come upon from behind; capture; overcome
  • overthrow: throw over; overturn; upset; turn upside down; cause to fall or to fail
  • overtime: beyond the regular time
  • overwhelm: defeat; cover completely or make imperceptible; overcome by superior force ; charge someone with too many tasks
  • overwhelming: overpowering in effect or strength; very great or intense; extreme
  • owe: be in debt; be obliged to pay or repay
  • owl: any species of raptorial birds of the family Strigidae
  • own: belonging to oneself or itself; not foreign; domestic
  • ownership: having and controlling property
  • oxide: binary compound of oxygen with an atom or radical, or a compound which is regarded as binary
  • oxygen: a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas
  • oyster: marine mollusks having a rough irregular shell

Comments

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