Countable Nouns Starting with O and Containing HO

Explore 131 verified English countable nouns starting with O and containing HO, including Orthodoxy, Officeholder, Orthodontist, Offshoot, Overshoot, Orthography and Orthotics. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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Starts with OA
1 words
oasthouse
Starts with OC6 words
octothorp
octothorpe
octachord
ochlophobic
ochlophobiac
octastichon
Starts with OD4 words
odontophore
odontophobia
odorophore
odontophoran
Starts with OF
2 words
officeholder
offshoot
Starts with OI
1 words
oilhole
Starts with OL
2 words
oleothorax
olfactophobia
Starts with OM3 words
omophorion
ommatophore
ombrophobe
Starts with ON4 words
onychocryptosis
ongchoy
onychophoran
onychophagist
Starts with OO5 words
oophorectomy
oophorosalpingectomy
oophoron
oophorhysterectomy
oophorocystectomy
Starts with OP14 words
ophidiophobia
opisthosoma
opisthotonos
ophidiophobic
ophidiophobe
opisthobranch
optophone
opisthograph
opisthography
opisthodomos
opisthopulmonate
opisthobranchiate
ophthalmophobia
opisthocoelian
Starts with OR24 words
orthodox
orthodoxy
orthodontist
orthography
orthotics
orthogonality
ortho
ornithologist
orthotic
orthopedist
organophosphate
ornithopter
organophosphorus
orthotist
orthogonalization
ornithomimid
orthopod
orthorexic
orthophosphate
orthocenter
orthosis
ornithopod
orthoclase
orthopraxy
Starts with OS7 words
osmophobia
osmophobic
osteochondropathy
osteochondrophyte
osteochondrosarcoma
osteoenchondroma
osteochondrofibroma
Starts with OT
1 words
otterhound
Starts with OU3 words
outhouse
outshot
outshoot
Starts with OV6 words
overshoot
overshot
overshoe
overwithholding
overhold
overhope

•Browse Countable Nouns by Letter (A to Z)

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