11-letter words starting with O
1373 words — Scrabble scores shown
There are 1373 11-letter words that start with the letter O in our word list. All words are valid in standard English dictionaries and can be used in Scrabble and Words with Friends. The number shown on each word is its Scrabble point value.
2-letter
(19)
3-letter
(91)
4-letter
(201)
5-letter
(334)
6-letter
(705)
7-letter
(1196)
8-letter
(1744)
9-letter
(1892)
10-letter
(1726)
11-letter
(1373)
12-letter
(1021)
13-letter
(797)
14-letter
(598)
15-letter
(403)
- orbicularis15
- orbicularly18
- orbiculated16
- orbitolites13
- orbitomalar15
- orbitonasal13
- orchardists17
- orchestrate16
- orchestrina16
- orchestrion16
- orchichorea21
- orchidaceae19
- orchidacean19
- orchidalgia18
- orchidocele19
- orchidology21
- orchidopexy29
- orchidotomy22
- orchiectomy23
- orchiodynia20
- orchotomies18
- orderedness13
- orderliness12
- ordinariate12
- ordinariest12
- ordinations12
- ordonnances14
- oreodontine12
- oreodontoid13
- oreophasine16
- oreotragine12
- organically17
- organisable14
- organistrum14
- organizable23
- organoboron14
- organogenic15
- organologic15
- organonomic16
- organonymal17
- organonymic19
- organopathy20
- organophile17
- organophone17
- organophyly23
- organoscopy19
- organotropy17
- orgiastical14
- orientalism13
- orientalist11
- orientality14
- orientalize20
- orientalogy15
- orientating12
- orientation11
- orientative14
- origenistic14
- originalist12
- originality15
- originarily15
- originating13
- origination12
- originative15
- originators12
- orinasality14
- orismologic16
- orleanistic13
- ornamentary16
- ornamenting14
- ornamentist13
- orniscopist15
- ornithogaea15
- ornitholite14
- ornithology18
- ornithopoda17
- ornithopter16
- ornithosaur14
- ornithotomy19
- ornithurous14
- ornithvrous17
- orobatoidea14
- orsellinate11
- orthobiosis16
- orthoborate16
- orthocarpus18
- orthocenter16
- orthocentre16
- orthocresol16
- orthocymene21
- orthodiaene15
- orthodiazin24
- orthodontia15
- orthodontic17
- orthodoxian22
- orthodoxies22
- orthodoxism24
- orthodoxist22
- orthodromic19
- orthoepical18
- orthoepists16
- orthoformic21
- orthogamous17
- orthognathy21
- orthogneiss15
- orthogonial15
- orthography23
- orthologian15
- orthometric18
- orthonormal16
- orthopaedia17
- orthopaedic19
- orthopathic21
- orthopedics19
- orthopedist17
- orthophonic21
- orthophoria19
- orthophoric21
- orthophyric24
- orthopnoeic18
- orthopraxia23
- orthopraxis23
- orthopteral16
- orthopteran16
- orthopteron16
- orthoscopic20
- orthostatai14
- orthostates14
- orthostatic16
- orthostichy22
- orthotactic18
- orthotectic18
- orthotoluic16
- orthotomous16
- orthotropal16
- orthotropic18
- orthotypous19
- orthoxazine30
- orthoxylene24
- orycteropus18
- oryctognosy20
- oryctolagus17
- oryctologic19
- oryzivorous26
- oryzorictes25
- oschophoria21
- oscillating14
- oscillation13
- oscillative16
- oscillators13
- oscillatory16
- oscillogram16
- oscitancies15
- osculations13
- oscurantist13
- osmazomatic26
- osmotherapy21
- osmotically18
- osmundaceae16
- osotriazine20
- osotriazole20
- osseomucoid16
- ossianesque20
- ossiculated14
- ossifluence16
- ostectomies15
- osteectopia15
- ostempyesis18
- ostensively17
- ostensories11
- ostensorium13
- ostentation11
- osteoclasia13
- osteoclasis13
- osteoclasty16
- osteodentin12
- osteodermal14
- osteodermia14
- osteodermis14
- osteogenist12
- osteogenous12
- osteography20
- osteologies12
- osteologist12
- osteomatoid14
- osteometric15
- osteopathic18
- osteopedion14
- osteophagia17
- osteophytic21
- osteoplaque22
- osteoplasty16
- osteostixis18
- osteostraci13
- osteosuture11
- osteotomies13
- osteotomist13
- osteotrophy19
- ostraciidae14
- ostracizing23
- ostracoderm16