Nouns Starting with O


Starting with OA
  1. oaf
  2. oahu
  3. oahu island
  4. oak
  5. oak tree
  6. oakland
  7. oakleaf goosefoot
  8. oakley
  9. oakum
  10. oar
  11. oarfish
  12. oarlock
  13. oarsman
  14. oarsmanship
  15. oasis
  16. oast

Starting with OB
  1. ob
  2. obadiah
  3. obbligato
  4. obduracy
  5. obeah
  6. obeche
  7. obechi
  8. obedience
  9. obedience plant
  10. obedient plant
  11. obeisance
  12. obelion
  13. obelisk
  14. oberson
  15. obesity
  16. obfuscation
  17. obi
  18. obiism
  19. obit

Starting with OC
  1. oca
  2. ocarina
  3. occam
  4. occasion
  5. occasions
  6. occident
  7. occidental
  8. occidentalism
  9. occiput
  10. occitan
  11. occlusion
  12. occlusive
  13. occult
  14. occultation
  15. occultism
  16. occultist
  17. occupancy
  18. occupant
  19. occupation
  20. occupier
More OC nouns >>



Starting with OD
  1. od
  2. odalisque
  3. odd fellow
  4. odd fish
  5. odd hassel
  6. odd man out
  7. oddball
  8. oddity
  9. oddment
  10. oddments
  11. oddness
  12. oddone colonna
  13. odds
  14. ode
  15. oder
  16. odesa
  17. odessa
  18. odets
  19. odin
  20. odiousness
More OD nouns >>

Starting with OE
  1. oecanthus
  2. oecumenism
  3. oed
  4. oedema
  5. oedipus
  6. oedipus rex
  7. oedogoniaceae
  8. oedogoniales
  9. oedogonium
  10. oenanthe
  11. oenanthe aquatica
  12. oenanthe crocata
  13. oengus
  14. oenologist
  15. oenology
  16. oenomel
  17. oenophile
  18. oenothera
  19. oenothera biennis
  20. oenothera fruticosa
More OE nouns >>

Starting with OF
  1. offal
  2. offbeat
  3. offenbach
  4. offence
  5. offender
  6. offense
  7. offensive
  8. offensiveness
  9. offer
  10. offerer
  11. offeror
  12. offertory
  13. office
  14. officeholder
  15. officer
  16. official
  17. official emissary
  18. officialdom
  19. officialese
  20. officiant
More OF nouns >>

Starting with OG
  1. ogalala
  2. ogcocephalidae
  3. ogden
  4. ogden nash
  5. ogdoad
  6. ogee
  7. ogive
  8. oglala
  9. ogler
  10. ogre
  11. ogress

Starting with OH
  1. oh
  2. ohio
  3. ohio buckeye
  4. ohio goldenrod
  5. ohioan
  6. ohm
  7. ohmage
  8. ohmmeter

Starting with OI
  1. oig
  2. oil
  3. oil geologist
  4. oil nut
  5. oil painter
  6. oil palm
  7. oil rigger
  8. oil tycoon
  9. oilbird
  10. oilcan
  11. oilcloth
  12. oiler
  13. oilfield
  14. oilfish
  15. oiliness
  16. oilman
  17. oilpaper
  18. oilrig
  19. oilseed
  20. oilskin
More OI nouns >>



Starting with OJ
  1. ojibwa
  2. ojibway

Starting with OK
  1. ok
  2. oka
  3. okapi
  4. okapia
  5. okay
  6. okeechobee
  7. okeh
  8. oken
  9. okenfuss
  10. okey
  11. okinawa
  12. okla.
  13. oklahoma
  14. oklahoma city
  15. oklahoman
  16. okra
  17. okra plant

Starting with OL
  1. ola
  2. olaf ii
  3. olav ii
  4. old
  5. old bag
  6. old bullion
  7. old catholic
  8. old codger
  9. old colony
  10. old country
  11. old dominion
  12. old dominion state
  13. old geezer
  14. old growth
  15. old hand
  16. old hickory
  17. old lady
  18. old line state
  19. old maid
  20. old maid flower
More OL nouns >>

Starting with OM
  1. omaha
  2. oman
  3. omani
  4. omar bradley
  5. omar khayyam
  6. omar nelson bradley
  7. omasum
  8. omayyad
  9. omb
  10. ombu
  11. ombudsman
  12. omdurman
  13. omega
  14. omelet
  15. omelette
  16. omen
  17. omentum
  18. omerta
  19. omicron
  20. omission
More OM nouns >>

Starting with ON
  1. onager
  2. onagraceae
  3. onanist
  4. onchocerciasis
  5. oncidium
  6. oncidium papilio
  7. oncogene
  8. oncologist
  9. oncology
  10. oncoming
  11. oncorhynchus
  12. ondaatje
  13. ondatra
  14. one
  15. onega
  16. oneida
  17. oneirism
  18. oneiromancer
  19. oneiromancy

Starting with OO
  1. oocyte
  2. oodles
  3. oogenesis
  4. oology
  5. oolong
  6. oom paul kruger
  7. oomycetes
  8. oophorectomy
  9. oophoritis
  10. oophorosalpingectomy
  11. oort
  12. oosphere
  13. ootid
  14. ooze
  15. oozing

Starting with OP
  1. opacification
  2. opacity
  3. opah
  4. opal
  5. opalescence
  6. opaqueness
  7. opcw
  8. opec
  9. opel
  10. open
  11. open air
  12. openbill
  13. opener
  14. openhandedness
  15. openness
  16. openwork
  17. opepe
  18. opera
  19. opera star
  20. operagoer
More OP nouns >>

Starting with OR
  1. or
  2. orach
  3. orache
  4. oracle
  5. oral
  6. oral roberts
  7. oran
  8. orang
  9. orange
  10. orange balsam
  11. orange daisy
  12. orange fleabane
  13. orange free state
  14. orange grass
  15. orange hawkweed
  16. orange milkweed
  17. orange milkwort
  18. orange mushroom pimple
  19. orange peel fungus
  20. orange sneezeweed
More OR nouns >>

Starting with OS
  1. os
  2. osage
  3. osage orange
  4. osaka
  5. osasco
  6. osborne
  7. oscan
  8. oscar
  9. oscar hammerstein
  10. oscar hammerstein ii
  11. oscar palmer robertson
  12. oscar robertson
  13. oscar wilde
  14. oscheocele
  15. oscheocoele
  16. oscillation
  17. oscillator
  18. oscillatoriaceae
  19. oscillogram
  20. oscillograph
More OS nouns >>

Starting with OT
  1. otalgia
  2. otaria
  3. otariidae
  4. othello
  5. otherness
  6. otherworld
  7. otherworldliness
  8. othman i
  9. otho
  10. otho i
  11. otho of lagery
  12. othonna
  13. otides
  14. otididae
  15. otis
  16. otis skinner
  17. oto
  18. otoe
  19. otoganglion
  20. otolaryngologist
More OT nouns >>

Starting with OU
  1. ouachita
  2. oubliette
  3. ouguiya
  4. ouija
  5. oujda
  6. ounce
  7. ouranopithecus
  8. ouranos
  9. ouse
  10. ousel
  11. ouster
  12. out
  13. out of bounds
  14. outage
  15. outaouais
  16. outback
  17. outboard

Starting with OV
  1. oval
  2. oval kumquat
  3. ovalbumin
  4. ovalipes
  5. ovariectomy
  6. ovaritis
  7. ovary
  8. ovate leaf
  9. ovation
  10. oven
  11. ovenbird
  12. ovenware
  13. over
  14. overabundance
  15. overachievement
  16. overachiever
  17. overactivity
  18. overage
  19. overall

Starting with OW
  1. owen
  2. owen glendower
  3. owen wister
  4. owens
  5. owensboro
  6. owl
  7. owlclaws
  8. owlet
  9. owlt
  10. owner
  11. ownership

Starting with OX
  1. ox
  2. oxacillin
  3. oxalacetate
  4. oxalate
  5. oxalidaceae
  6. oxalis
  7. oxalis acetosella
  8. oxalis caprina
  9. oxalis cernua
  10. oxalis corniculata
  11. oxalis crenata
  12. oxalis tuberosa
  13. oxalis violacea
  14. oxaloacetate
  15. oxandra
  16. oxandra lanceolata
  17. oxbow
  18. oxbridge
  19. oxcart
  20. oxeye
More OX nouns >>

Starting with OY
  1. oyabun
  2. oyster
  3. oyster agaric
  4. oyster fungus
  5. oyster mushroom
  6. oyster plant
  7. oystercatcher
  8. oysterfish

Starting with OZ
  1. ozaena
  2. ozark chinkapin
  3. ozark chinquapin
  4. ozark sundrops
  5. ozarks
  6. ozawa
  7. ozena
  8. ozocerite
  9. ozokerite
  10. ozone
  11. ozonide
  12. ozonium
  13. ozonosphere
  14. ozothamnus



Nouns that Start with O

There are many nouns, and all of them have different meanings and uses. For people that is involved in the English language learning new nouns could be very useful to improve their writing.

 

Nouns that start with O denoting emotions and feelings

 

Odium: state of disgrace resulting from detestable behavior.

– Sometimes when people is angry, it’s too hard for them to manage the odium.

 

Offense: a feeling of anger caused by being offended.

– No offense, but I think you can do a better job. Next time you should try harder.

 

Oppression: a feeling of being oppressed.

– Black people suffered oppression for decades.

 

Optimism: the optimistic feeling that all is going to turn out well.

– “There will be a lot of prizes!” She exclaims with optimism.

 

Outrage: a feeling of righteous anger.

– I bet right now you can perceive her outrage, but it’s not your fault.

 

Interesting Nouns with O

 

Oarsman: someone who rows a boat.

– A tired oarsman rest in his boat in the middle of the river. He still has a long way to go.

 

Obverse: the side of a coin or medal bearing the principal stamp or design.

– The old coin has a King in the obverse and an eagle in the reverse. It is a very valuable coin.

 

Occiput: back part of the head or skull.

– The doctors found a rupture in the patient’s occiput. This may have caused his death.

 

Odalisque: a woman slave in a harem.

– The Sultan counts twenty-five odalisques in his harem, although he has a favorite one.

 

Oenology: the art of wine making.

-Kyle is studying oenology. Wine is his favorite drink.

 

Nouns that start with O referring to events

 

Obliteration: destruction by annihilating something.

– The movie was about aliens and obliteration. The special effects were great.

 

Observance: a formal event performed on a special occasion.

– The Christian observance will be scheduled for Eastern.

 

Ocassion: an event that occurs at a critical time. A vaguely specified social event.

– Our son’s birth was the perfect ocassion to reunite the family.

 

 

Olympics: the modern revival of the ancient games held once every 4 years in a selected country.

– I have always dreamed to go to the Olympics, as an spectator of course.

 

Opener: the first event in a series.

– The pop Singer, was the opener of the Rolling Stones concert.

 

 

Nouns that start with O referring to famous people

 

Oedipus: (Greek mythology) a tragic king of Thebes who unknowingly killed his father Laius and married his mother Jocasta; the subject of the drama `Oedipus Rex’ by Sophocles.

Oedipus killed his father and married his mother. Now I understand when they say “Oedipus syndrome”

 

Ohm: German physicist who formulated Ohm’s law (1787-1854).

– George Ohm was a schoolteacher before he made his electric discoveries.

 

Old Bullion: German physicist who formulated Ohm’s law (1787-1854).

– U.S. Senator Thomas Benton was better known as Old Bullion. He served for thirty years.

 

Oliver Hardy: United States slapstick comedian who played the pompous and overbearing member of the Laurel and Hardy duo who made many films (1892-1957).

Oliver Hardy acted with Stan Laurel for twenty-five years.

 

Ops: (Roman mythology) goddess of abundance and fertility; wife of Saturn; counterpart of Greek Rhea and Cybele of ancient Asia Minor.

Ops was the deity of fertility and was married to Saturn. I didn’t know Saturn was a God too.

 

Orff: German musician who developed a widely used system for teaching music to children (1895-1982).

– One of  my favorite cantatas is Carmina Burana from Carl Orff.