Word Games Pro · Verified word lists
10 Letter Words Starting With O
Browse 10 Letter Words Starting With O. 169 verified words with definitions, Scrabble scores and links to full dictionary entries.
10 Letter Words
- obdurately 10 letters · 16 points in a stubborn unregenerate manner
- obediently 10 letters · 16 points in an obedient manner
- oblateness 10 letters · 12 points the property possessed by a round shape that is flattened at the poles
- obligation 10 letters · 13 points the social force that binds you to the courses of action demanded by that force
- obligatory 10 letters · 16 points morally or legally constraining or binding
- obligingly 10 letters · 17 points in accommodation
- obliterate 10 letters · 12 points reduced to nothingness
- oblongness 10 letters · 13 points the property of being shaped like a rectangle
- obnubilate 10 letters · 14 points make unclear, indistinct, or blurred
- obsequious 10 letters · 21 points attentive in an ingratiating or servile manner
- observable 10 letters · 17 points capable of being seen or noticed
- observably 10 letters · 20 points in a noticeable manner
- observance 10 letters · 17 points the act of observing; taking a patient look
- obstetrics 10 letters · 14 points the branch of medicine dealing with childbirth and care of the mother
- obstinance 10 letters · 14 points resolute adherence to your own ideas or desires
- obstructed 10 letters · 15 points shut off to passage or view or hindered from action
- obstructer 10 letters · 14 points any structure that makes progress difficult
- obstructor 10 letters · 14 points any structure that makes progress difficult
- obtainable 10 letters · 14 points capable of being obtained
- obtainment 10 letters · 14 points the act of obtaining
- obtuseness 10 letters · 12 points the quality of lacking a sharp edge or point
- occasional 10 letters · 14 points recurring or reappearing from time to time
- occidental 10 letters · 15 points denoting or characteristic of countries of Europe and the western hemisphere
- occupation 10 letters · 16 points the act of occupying or taking possession of a building
- occurrence 10 letters · 16 points an event that happens
- oceanfront 10 letters · 15 points land bordering an ocean
- oceangoing 10 letters · 14 points used on the high seas
- oceanology 10 letters · 16 points the branch of science dealing with physical and biological aspects of the oceans
- ochlocracy 10 letters · 22 points a political system in which a mob is the source of control; government by the masses
- ochronosis 10 letters · 15 points an accumulation of dark pigment in cartilage and other connective tissue; usually a symptom of alkaptonuria or phenol…
- octahedron 10 letters · 16 points any polyhedron having eight plane faces
- octangular 10 letters · 13 points of or relating to or shaped like an octagon
- oculomotor 10 letters · 14 points supplies extrinsic muscles of the eye
- odiousness 10 letters · 11 points the quality of being offensive
- odontalgia 10 letters · 12 points an ache localized in or around a tooth
- odontiasis 10 letters · 11 points the eruption through the gums of baby teeth
- odontology 10 letters · 15 points the branch of medicine dealing with the anatomy and development and diseases of the teeth
- oecumenism 10 letters · 16 points a movement promoting union between religions (especially between Christian churches)
- oenologist 10 letters · 11 points a specialist in wine making
- oesophagus 10 letters · 16 points the passage between the pharynx and the stomach
- oestradiol 10 letters · 11 points the most powerful female hormone that occurs naturally; synthesized and used to treat estrogen deficiency and breast cancer
- officially 10 letters · 21 points in an official role
- oftentimes 10 letters · 15 points many times at short intervals
- oleaginous 10 letters · 11 points containing an unusual amount of grease or oil
- oleography 10 letters · 19 points the art or process of producing chromolithographs printed on cloth to imitate an oil painting.
- oleophilic 10 letters · 17 points having a strong affinity for oils rather than water
- oleophobic 10 letters · 19 points lacking affinity for oils
- oligarchic 10 letters · 18 points of or relating to or supporting or characteristic of an oligarchy
- oligoclase 10 letters · 13 points any of a series of triclinic feldspars that form rocks
- omeprazole 10 letters · 23 points antacid (trade name Prilosec) that suppresses acid secretion in the stomach
- ommatidium 10 letters · 17 points any of the numerous small cone-shaped eyes that make up the compound eyes of some arthropods
- omnipotent 10 letters · 14 points having unlimited power
- omniscient 10 letters · 14 points infinitely wise
- omnivorous 10 letters · 15 points feeding on both plants and animals
- oncologist 10 letters · 13 points a specialist in oncology
- onomastics 10 letters · 14 points the branch of lexicology that studies the forms and origins of proper names
- oophoritis 10 letters · 15 points inflammation of one or both ovaries
- opalescent 10 letters · 14 points having a play of lustrous rainbow colors
- opaqueness 10 letters · 21 points the quality of being opaque to a degree; the degree to which something reduces the passage of light
- openhanded 10 letters · 17 points given or giving freely
- operations 10 letters · 12 points financial transactions at a brokerage; having to do with the execution of trades and keeping customer records
- operculate 10 letters · 14 points having an operculum
- ophiolatry 10 letters · 18 points the worship of snakes
- ophthalmia 10 letters · 20 points severe conjunctivitis
- ophthalmic 10 letters · 22 points of or relating to or resembling the eye
- oppositely 10 letters · 17 points in an opposite position
- opposition 10 letters · 14 points the action of opposing something that you disapprove or disagree with
- oppositive 10 letters · 17 points expressing antithesis or opposition
- oppression 10 letters · 14 points the act of subjugating by cruelty
- oppressive 10 letters · 17 points marked by unjust severity or arbitrary behavior
- opprobrium 10 letters · 18 points a state of extreme dishonor
- optimistic 10 letters · 16 points expecting the best in this best of all possible worlds
- optionally 10 letters · 15 points in an optional manner
- orangeness 10 letters · 11 points orange color or pigment; any of a range of colors between red and yellow
- orangewood 10 letters · 15 points fine-grained wood of an orange tree; used in fine woodwork
- orangutang 10 letters · 12 points large long-armed ape of Borneo and Sumatra having arboreal habits
- oratorical 10 letters · 12 points characteristic of an orator or oratory
- orbiculate 10 letters · 14 points circular or nearly circular
- orchestral 10 letters · 15 points relating to or composed for an orchestra
- orchiopexy 10 letters · 27 points operation to bring an undescended testicle into the scrotum
- ordinarily 10 letters · 14 points under normal conditions
- ordination 10 letters · 11 points the act of ordaining; the act of conferring (or receiving) holy orders
- organicism 10 letters · 15 points theory that the total organization of an organism rather than the functioning of individual organs is the determinant…
- organismal 10 letters · 13 points of or relating to or belonging to an organism (considered as a whole)
- organismic 10 letters · 15 points of or relating to or belonging to an organism (considered as a whole)
- orientated 10 letters · 11 points adjusted or located in relation to surroundings or circumstances; sometimes used in combination
- originally 10 letters · 14 points in an manner suggesting originality
- originator 10 letters · 11 points someone who creates new things
- ornamental 10 letters · 12 points serving an esthetic rather than a useful purpose
- ornateness 10 letters · 10 points an ornate appearance; being elaborately (even excessively) decorated
- orneriness 10 letters · 10 points meanspirited disagreeable contrariness
- ornithopod 10 letters · 16 points bipedal herbivorous dinosaur
- ornithosis 10 letters · 13 points an atypical pneumonia caused by a rickettsia microorganism and transmitted to humans from infected birds
- oropharynx 10 letters · 25 points cavity formed by the pharynx at the back of the mouth
- orphanhood 10 letters · 19 points the condition of being a child without living parents
- orthoclase 10 letters · 15 points a white or colored monoclinic feldspar
- orthoepist 10 letters · 15 points a practitioner of orthoepy (especially one of the 17th or 18th century scholars who proposed to reform English…
- orthogonal 10 letters · 14 points having a set of mutually perpendicular axes; meeting at right angles
- orthopedic 10 letters · 18 points of or relating to orthopedics
- orthoptics 10 letters · 17 points treatment of defects of binocular vision (such as strabismus and amblyopia) by nonsurgical measures (especially by exercises to…