Common 12-letter words that start with O
With their Scrabble points and, for the first twelve, a short meaning, most used first.
- organization★22the act of organizing
- organisation★13the act of organizing
- optimization★25the act of optimizing
- observations★17the act of observing
- occupational★18pertaining to occupation
- occasionally★19in an occasional manner
- overwhelming★24so strong as to be irresistible
- osteoporosis★14abnormal loss of bony tissue resulting in fragile porous bones attributable to a lack of…
- optimisation★16the act of optimizing
- oceanography★23the branch of science dealing with physical and biological aspects of the oceans
- oscillations★14the act of oscillating
- orientations★12the act of orientating
All 794 words
OA…
12-letter words starting with OA (2)
Top score: OARSMANSHIPS, 19 points. the skills required of an oarsman
OB…
12-letter words starting with OB (56)
Top score: OBJECTIVIZED, 36 points. to make objective
observations★17objectivizednot in WWF36objectivizesnot in WWF35objectifying30objectivisms28objectivatedUK27objectivisednot in WWF27objectivatesUK26objectivisesnot in WWF26objectivists26obsequiously26obliquationsUK23objurgations22obcompressedUK21obliviscenceUK21
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obmutescenceUK20obfuscations19observanciesUK19obstructives19obtemperatedUK19obedientiaryUK18obligatorily18obscurantism18obscurementsUK18obsolescence18obtemperatesUK18obumbrationsUK18obliterative17obnubilating17obtruncatingUK17oblanceolate16obligingness16obnubilation16obreptitiousUK16obscurantist16obscurations16obsecrationsUK16obstetrician16obstipationsUK16obstreperateUK16obstreperous16obstrictionsUK16obstropalousUK16obstropulousUK16obstructions16obdurateness15obligationalnot in WWF15obliterating15obsignationsUK15oblatenesses14obliteration14obliterators14obsessionistUK14obsoleteness14obtestationsUK14obtusenesses14
OC…
12-letter words starting with OC (29)
Top score: OCHLOPHOBIAC, 26 points (tied with one other)
OD…
12-letter words starting with OD (13)
Top score: ODONTOGRAPHY, 22 points
OE…
12-letter words starting with OE (3)
Top score: OESOPHAGITIS, 18 points (tied with one other). inflammation of the esophagus
OF…
12-letter words starting with OF (9)
Top score: OFFICEHOLDER, 24 points. one that holds office
OL…
12-letter words starting with OL (20)
Top score: OLFACTOMETRY, 22 points
olfactometryUK22oleandomycin20oligarchical20oligochromesUK20oligotrophic20olfactometer19olfactronicsUK19oligophagies19oligophagous19oleographiesnot in WWF18oligochaetes18oligopeptideUK18olallieberrynot in WWF17oligospermiaUK17oleaginously16oleomargarinUK15oligopolistsnot in WWF15oligopsonies15olericulturenot in WWF14oleoresinous12
OM…
12-letter words starting with OM (15)
Top score: OMPHALOMANCY, 26 points
ON…
12-letter words starting with ON (12)
Top score: ONYCHOPHORAN, 25 points. any of numerous velvety-skinned wormlike carnivorous animals common in tropical forests…
OO…
12-letter words starting with OO (2)
Top score: OOPHORECTOMY, 24 points. surgical removal of one of both ovaries
OP…
12-letter words starting with OP (54)
Top score: OPHIOMORPHIC, 26 points (tied with one other)
optimization★25optimisation★16ophiomorphicUK26optimalizingUK26ophidiophobenot in WWF25opaquenesses23ophiophagousUK23opisthographUK23opsonizationnot in WWF23openhandedly22ophiophilistUK22ophthalmistsUK22ophthalmitisUK22oppressively22ophicalcitesUK21
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opposability21ophidiariumsUK20ophiologicalUK20opisthodomoiUK20opisthodomosUK20oppressinglyUK20opalescently19opeidoscopesUK19operatically19opisthotonicUK19opotherapiesUK19oppugnanciesUK19opalescences18ophiologistsUK18oppigneratedUK18oppignoratedUK18opportunisms18optimisticalUK18optoacousticUK18optometricalUK18ophiolatriesUK17ophiolatrousUK17opinionatelyUK17opinionative17opisthotonosUK17oppigneratesUK17oppignoratesUK17optimalisingUK17operationism16opportunists16oppositeness16oppositional16optimalities16optometrists16opinionatingUK15operationist14operatorless14opinionatorsUK14opsonisationUK14
OR…
12-letter words starting with OR (102)
Top score: OROPHARYNXES, 27 points. cavity formed by the pharynx at the back of the mouth
organization★22organisation★13orientations★12oropharynxes27orchidectomyUK25orthocephalyUK25oromaxillaryUK24orthomorphicUK24orthopraxiesUK24orthorhombic24ornithophilyUK23orthographic23organographyUK22orientalized22ornithomancyUK22
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ornithomorphUK22ornithoscopyUK22orientalizes21oropharynges21orthognathicUK21orthographernot in WWF21orthovanadicUK21orchestrally20orchidaceous20orchidomaniaUK20orepearchingUK20orgasmicallynot in WWF20orographical20orthodromicsUK20orthopaedics20orthopedicalUK20orbicularityUK19orchardgrassnot in WWF19orecchiettesnot in WWF19orichalceousUK19orthoclasticUK19orthogonally19orthosilicicUK19orthotropismUK19orchestrated18oreographiesUK18organismallyUK18orgasticallyUK18ornithogalumUK18ornithologic18orogenicallyUK18orologicallyUK18orthodontics18orthodromiesUK18orthogenetic18orthopaediesUK18orthopaedistnot in WWF18orthopedists18orthopteroid18oryctologiesUK18oratorically17orchestrater17orchestrates17orchestrator17orchestrinasUK17orchestrionsUK17organicisticUK17organoleptic17ornamentally17ornithopters17orthoboratesUK17orthocenters17orthocentresUK17orthocousinsUK17orthopterans17orthopterist17orthopterousnot in WWF17orthotropiesUK17orthotropous17ororotundityUK16orthodontias16orthodontist16orthogeneses16orthogenesis16organicities15organistrumsUK15originalismsnot in WWF15orismologies15ornithosaursUK15orthotonesesUK15orthotonesisUK15oracularnessUK14organogeniesUK14organologies14organologistUK14orientalisms14ornamentistsUK14ordinariness13orientalisednot in WWF13orienteering13originalistsnot in WWF13originations13orotundities13orientalisesnot in WWF12orientalists12ornatenesses12ornerinesses12
OS…
12-letter words starting with OS (33)
Top score: OSTRACIZABLE, 25 points
OT…
12-letter words starting with OT (4)
Top score: OTHERWORLDLY, 22 points. resembling an otherworld
OU…
12-letter words starting with OU (80)
Top score: OUTJOCKEYING, 29 points. to surpass in jockeying
outjockeyingnot in WWF29outbrazeningnot in WWF24outorganized23outfangthiefUK22outorganizes22outachieving21outcraftyingUK21outfightingsUK20outperformed20outpoliticks20outpreaching20outthrobbing20outcompeting19outcroppings19outlandishly19
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outreckoningnot in WWF19outsparkling19outbreathingUK18outcavilling18outhumouringUK18outlaunchingUK18outplacement18outproducing18outstretched18outbalancing17outdelivered17outmaneuvers17outmanoeuvrenot in WWF17outnumbering17outpopulated17outpromising17outreproduce17outscreamingnot in WWF17outstretches17outstripping17outbargained16outbreedings16outbuildings16outdistanced16outgallopingnot in WWF16outmodednessUK16outpopulates16outrageously16outrebounded16outrightnessnot in WWF16outrivalling16outsavouringUK16outspreading16outspringingnot in WWF16outsweetenedUK16outthrusting16outtravelingnot in WWF16outtravellednot in WWF16outvillainedUK16outwrestling16outblusteredUK15outcrossingsUK15outdesigning15outdistances15outmarriagesUK15outmasteringnot in WWF15outmeasuringUK15outpassionedUK15outreddeningUK15outsourcings15outsprinting15outdatedness14outercoursesnot in WWF14outgeneraled14outglittered14outgoingness14outintrigued14outorganisedUK14outdoorsiestUK13outintrigues13outlusteringUK13outorganisesUK13outreasoningnot in WWF13outsiderness13outstrainingUK13
OV…
12-letter words starting with OV (345)
Top score: OVEREQUIPPED, 29 points
overwhelming★24overequipped29overanalyzed28overanalyzes27overexpanded26overexplicit26overgrazingsnot in WWF26overexciting25overexposing25overidealize25overorganize25overpackaged25overschutchtUK25oversimplify25overutilized25
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overwithheld25overwithhold25overachieved24overadjustednot in WWF24overcapacity24overclockingnot in WWF24overeffusiveUK24overemphatic24overexercise24overexplains24overexploits24overexposure24overextended24overofficingUK24overpackages24overskippingUK24overutilizes24overwatchingnot in WWF24overachiever23overachieves23overactivity23overbleached23overcatchingUK23overclassify23overclockersUK23overcoaching23overexerting23overmatching23overperchingUK23overpitchingUK23overscutchedUK23overshadowed23overswimmingUK23overthinking23overweighing23overweighted23overwrappingUK23overbleaches22overbookingsUK22overbrimmingUK22overcharging22overclubbingUK22overcramming22overcropping22overcrowding22overemphases22overemphasis22overexertion22overfavoring22overfavouredUK22overfinishedUK22overfishingsnot in WWF22overflowingsUK22overfreightsUK22overhappiestUK22overidentify22overlavishednot in WWF22overlockingsUK22overmultiplyUK22overpayments22overreckonedUK22overshoweredUK22overstaffing22overstocking22overstuffing22overtaxation22overthinkersnot in WWF22overthrowing22overthwartedUK22overwearyingnot in WWF22overblanketsUK21overblowingsnot in WWF21overborrowed21overbreathednot in WWF21overbriefingnot in WWF21overbrowsing21overcarryingUK21overchilling21overcompress21overcoveringUK21overdevelops21overdrinking21overflourishUK21overfocusing21overfocussed21overfreedomsUK21overfulfills21overharvests21overinformed21overlaunchedUK21overlavishesnot in WWF21overlordship21overmightierUK21overmodestly21overoptimism21overpowering21overproduced21overreaching21overschedulenot in WWF21overserviced21overteachingnot in WWF21overthrowersUK21overweathersUK21overbalanced20overbiddingsUK20overbreathesnot in WWF20overbridgingUK20overburthensUK20overcanopiedUK20overclaiming20overconsumed20overdeviatedUK20overdocument20overdramatic20overdraughtsUK20overdrinkersnot in WWF20overfamiliar20overfatigued20overfeedingsUK20overfloodingnot in WWF20overfocusses20overfundingsUK20overgoverned20overhandling20overkindnessUK20overlappingsnot in WWF20overlaunchesUK20overlighting20overmaturity20overmedicate20overnighting20overpeopling20overpicturedUK20overpolicingUK20overpredictsnot in WWF20overpreparednot in WWF20overproduces20overprograms20overpromised20overpromoted20overreachers20oversamplingnot in WWF20overservices20overslaughed20overslipping20overstepping20overstinkingUK20overstrikingUK20overstudyingnot in WWF20oversubtletyUK20oversupplied20overswinging20overtoppingsUK20overtrimming20overtrippingUK20overtrumping20overaboundedUK19overabstract19overanalysedUK19overbalances19overboundingUK19overbreedingnot in WWF19overbuilding19overburdened19overcanopiesUK19overclouding19overconcerns19overconsumes19overcorrects19overcritical19overdeviatesUK19overdirected19overeducated19overfatigues19overfondnessnot in WWF19overglancingUK19overgloomingUK19overheatingsnot in WWF19overhonoringnot in WWF19overhonouredUK19overhuntings19overindebtednot in WWF19overinflated19overinvestednot in WWF19overleavenedUK19overlengthen19overmanaging19overnighters19overoptimist19overpedaling19overpedalled19overpicturesUK19overpopulate19overpreparesUK19overpromises19overpromotes19overprotects19overrefiningnot in WWF19overshooting19overspending19overstrewing19oversupplies19overswearingUK19overswellingUK19overthinningnot in WWF19overtightens19overtoweringUK19overvoltages19overwatering19overweeningsUK19overwintered19overwrestingUK19overwrestledUK19overwritingsnot in WWF19overabundant18overanalyses18overanalysis18overbettingsUK18overcastings18overcleaning18overclearing18overcoatingsUK18overcoloringnot in WWF18overcolouredUK18overcounting18overcuttingsnot in WWF18overdecorate18overdelicateUK18overdesigned18overdiscount18overdominant18overeducates18overenamored18overevaluatenot in WWF18overfinenessUK18overfullnessUK18overfussiestUK18overgarments18overinclinedUK18overindulged18overinflates18overlaboring18overlabourednot in WWF18overleathersUK18overliterary18overmanagersnot in WWF18overmannered18overmanningsnot in WWF18overmastered18overmeasuredUK18overmountingUK18overoperated18overpaintingnot in WWF18overpersuade18overplanning18overplanting18overplotting18overpraising18overpressingUK18overprinting18overrashnessUK18overreacting18overreported18overresponds18overripeningUK18oversecretednot in WWF18oversleeping18overspenders18overspillingnot in WWF18oversweetens18overwrestlesUK18ovariotomies17ovariotomistUK17overarranged17overcautions17overcautious17overcontrols17overdiagnosenot in WWF17overdressing17overestimate17overgrainingUK17overgrassingUK17overgreedierUK17overgreeningUK17overindulges17overissuance17overmeasuresUK17overmerriestUK17overnicenessnot in WWF17overoperates17overornament17overpressure17overreaction17overreliance17overripenessnot in WWF17oversecretesnot in WWF17overstandingUK17overstridden17overstriding17overtradingsUK17ovipositions17overarranges16overasserted16overassessednot in WWF16overengineer16overenrolled16overgenerous16overgrainersUK16overidealiseUK16overinsuringUK16overlearning16overnettingsUK16overorganiseUK16overregulate16overroastingnot in WWF16oversanguine16overstainingUK16oversteeringnot in WWF16overstirring16overstrained16overstressed16overtraining16overtreating16overtrustingUK16overutilisedUK16overarousals15overassessesnot in WWF15oversaturate15overstresses15overutilisesUK15
OW…
12-letter words starting with OW (1)
Top score: OWLISHNESSES, 18 points. the quality of being owlish
OX…
12-letter words starting with OX (11)
Top score: OXYHYDROGENS, 30 points
OZ…
12-letter words starting with OZ (3)
Top score: OZONIZATIONS, 30 points. the act of ozonizing
About these words
- 794 of the 21,965 12-letter words start with O (4%).
- 509 are good in NWL2023, 762 in Collins Scrabble Words, 498 in WOW24 and 419 in the Words With Friends list. 12 are everyday words.
- In Scrabble points, objectivized scores the most (36), then objectivizes (35), then objectifying, oxyhydrogens and ozonizations (30 each).