11 letter words starting with O
Every 11-letter word in the dictionary that opens with O — 591 of the 15,504 words of this length.
- Words
- 591
- Everyday
- 76in the size-ranked core
- Longest
- 11591 words tie
- Shortest
- 11591 words tie
- obfuscation
- objectively
- objectivity
- obligations
- obliterated
- obliterates
- obscenities
- obscurities
- observances
- observation
- observatory
- obsolescent
- obstructing
- obstruction
- obstructive
- occasioning
- occupancies
- occupations
- occurrences
- officiating
- omnipotence
- omnipresent
- operational
- opinionated
- opportunist
- opportunity
- oppositions
- optometrist
- orchestrate
- ordinations
- orientation
- originality
- originating
- originators
- ornamenting
- ornithology
- orthography
- orthopedics
- oscillating
- ostentation
- ostracizing
- outclassing
- outdistance
- outnumbered
- outpatients
- outsmarting
- outstanding
- outstations
- outstripped
- outweighing
- overbearing
- overburdens
- overcasting
- overcharged
- overcharges
- overcrowded
- overdrawing
- overflowing
- overhanging
- overhauling
- overhearing
- overheating
- overlapping
- overloading
- overlooking
- overpowered
- overrunning
- overshadows
- overstating
- overstepped
- overturning
- overwhelmed
- overworking
- overwriting
- overwritten
- overwrought
- obfuscating
- objectified
- objectifies
- objurgating
- objurgation
- obliqueness
- obliviously
- obnoxiously
- observantly
- obsessional
- obsessively
- obsolescing
- obstetrical
- obstinately
- obtrusively
- obviousness
- oceanfronts
- odoriferous
- offensively
- offertories
- offhandedly
- officialdom
- officialese
- officialism
- officiously
- oligarchies
- oligopolies
- ominousness
- omniscience
- oncologists
- onerousness
- ontological
- opalescence
- openhearted
- opportunely
- opportunism
- opprobrious
- orderliness
- organically
- orientalism
- orientalist
- orientating
- origination
- orthodontia
- orthodontic
- orthodoxies
- orthopedist
- oscillation
- oscillators
- oscillatory
- osculations
- osteopathic
- outbalanced
- outbalances
- outboasting
- outbuilding
- outcropping
- outdoorsman
- outdoorsmen
- outfielders
- outfighting
- outflanking
- outguessing
- outmaneuver
- outmatching
- outperforms
- outpointing
- outpourings
- outproduced
- outproduces
- outreaching
- outshouting
- outsourcing
- outspending
- outspokenly
- overachieve
- overanalyze
- overanxious
- overarching
- overbalance
- overbidding
- overbooking
- overcareful
- overclouded
- overcooking
- overcorrect
- overdevelop
- overdressed
- overdresses
- overdubbing
- overexcited
- overexcites
- overexerted
- overexposed
- overexposes
- overextends
- overfeeding
- overfilling
- overfishing
- overflights
- overgrazing
- overgrowing
- overindulge
- overmanning
- overmasters
- overpayment
- overplaying
- overpraised
- overpraises
- overprecise
- overpricing
- overprinted
- overproduce
- overpromise
- overprotect
- overreached
- overreaches
- overreacted
- overrefined
- overselling
- overspreads
- overstaffed
- overstaying
- overstocked
- overstretch
- overstuffed
- overthought
- overvaluing
- overweening
- overwinters
- overzealous
- oxygenating
- oxygenation
- oarsmanship
- obfuscatory
- obituarists
- objectivism
- objectivist
- objurgatory
- obliquities
- obliterator
- obnubilated
- obnubilates
- obscurantic
- obscuration
- obscureness
- observables
- observingly
- obstinacies
- obstructors
- obtainments
- obturations
- occipitally
- occultation
- oceanariums
- ochlocratic
- octagonally
- octahedrons
- octapeptide
- odontoblast
- odorousness
- oecumenical
- offenseless
- officiaries
- officiation
- offprinting
- offscouring
- oligochaete
- oligoclases
- omnifarious
- omnipotents
- oncogeneses
- oncogenesis
- oncological
- oneirically
- oneiromancy
- ongoingness
- onomatology
- ontogeneses
- ontogenesis
- ontogenetic
- ontologists
- openability
- operability
- operagoings
- operatively
- operculated
- operettists
- operoseness
- ophthalmias
- oppressions
- opprobriums
- opsonifying
- optionality
- optokinetic
- optometries
- oracularity
- orangewoods
- orbicularly
- orchardists
- ordainments
- ordinariest
- ordonnances
- organicisms
- organicists
- organizable
- orientalize
- originative
- ornamentals
- ornithopods
- ornithopter
- orographies
- orphanhoods
- orthocenter
- orthoclases
- orthoepists
- orthonormal
- orthopteran
- orthoscopic
- orthostatic
- oscillogram
- osmiridiums
- osmometries
- osmotically
Showing the first 300 of 591, everyday words first and alphabetical inside each group. The whole 11-letter list and the endings below carry the rest.
What is in this list
Every one of them has 11 letters.
76 of them — 13% — are in the everyday tier; the rest are filed as rarer.
Every one of them contains an O.
The one furthest down the tiers is openmouthed, filed in the unranked list.
Other openings at 11 letters
- A1,040
- B654
- C1,602
- D981
- E711
- F519
- G384
- H557
- I859
- J59
- K71
- L356
- M964
- N438
- O591
- P1,498
- Q60
- R931
- S1,563
- T685
- U497
- V223
- W227
- X13
- Z12
O at other lengths, and 11 letters by ending
- 2 letters12
- 3 letters45
- 4 letters107
- 5 letters181
- 6 letters325
- 7 letters618
- 8 letters972
- 9 letters922
- 10 letters791
- 12 letters419
- 13 letters305
- 14 letters215
- 15 letters159
- ends A123
- ends C479
- ends D1,261
- ends E1,421
- ends G1,761
- ends H70
- ends I25
- ends K38
- ends L470
- ends M202
- ends N718
- ends O18
Ordered everyday words first, then alphabetical inside each group — the same rule on every list here. At most 300 are printed on one page.