Are you looking for a list of 5 letter words starting with O? The letter O may be one of the most common letters in the English alphabet but there is definitely something special and unique about it. There are only a few letters in the English vocabulary which has words that are repeated twice in a row and the letter O is one of them. Oohed, oomph, and oozes are just a few of the 5 letter words that start with the letter O which will fascinate you as you learn new interesting words.
5 Letter Words Starting with O
What Are 5 Letter Words?
Words that contain 5 letters are called “5 Letter Words.”
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List of 5 Letter Words Starting with O
Here is an extensive list of 5 letter words starting with O.
5 Letter Words Starting with Oa
- Oafos
- Oaked
- Oaken
- Oaker
- Oakes
- Oakum
- Oared
- Oarer
- Oasal
- Oases
- Oasis
- Oasts
- Oaten
- Oater
- Oaths
- Oaves
5 Letter Words Starting with Ob
- Obama
- Obang
- Obbos
- Obeah
- Obeli
- Obert
- Obese
- Obeys
- Obias
- Obied
- Obies
- Obiit
- Obits
- Objet
- Oboes
- Obole
- Oboli
- Obols
5 Letter Words Starting with Oc
- Occam
- Occur
- Ocean
- Ocher
- Oches
- Ochre
- Ochry
- Ocker
- Ocote
- Ocrea
- Octad
- Octal
- Octan
- Octas
- Octel
- Octet
- Octic
- Octli
- Octyl
- Oculi
5 Letter Words Starting with Od
- Odahs
- Odals
- Odder
- Oddly
- Odeon
- Odesa
- Odeum
- Odias
- Odism
- Odist
- Odium
- Odoom
- Odors
- Odour
- Odsos
- Odums
- Odyle
- Odyls
5 Letter Words Starting with Oe, Of
- Oenus
- Ofays
- Offal
- Offed
- Offer
- Offie
- Offre
- Ofgem
- Oflag
- Oflot
- Often
- Ofter
- Ofuro
5 Letter Words Starting with Og
- Ogams
- Ogden
- Ogeed
- Ogees
- Ogema
- Oggin
- Ogham
- Oghuz
- Ogive
- Ogled
- Ogler
- Ogles
- Ogmic
- Ogoni
- Ogres
5 Letter Words Starting with Oh
- Ohana
- Ohelo
- Ohiah
- Ohias
- Ohing
- Ohmic
- Ohone
- Ohrid
5 Letter Words Starting with Oi, Oj
- Oicks
- Oidia
- Oiled
- Oiler
- Oilet
- Oinks
- Oints
- Oiran
- Ojime
5 Letter Words Starting with Ok
- Okapi
- Okara
- Okays
- Okehs
- Okies
- Okina
- Oking
- Okole
- Okras
- Okrug
- Oktas
5 Letter Words Starting with Ol
- Olate
- Olden
- Older
- Oldie
- Oldly
- Olehs
- Oleic
- Olein
- Olent
- Oleos
- Oleum
- Oleyl
- Oligo
- Olios
- Oliva
- Olive
- Ollas
- Ollav
- Oller
- Ollie
- Olmec
- Olney
- Ology
- Olona
- Olpae
- Olpes
5 Letter Words Starting with Om
- Omagh
- Omaha
- Omake
- Omani
- Omasa
- Omber
- Ombre
- Ombud
- Ombus
- Omdah
- Omdas
- Omdda
- Omdeh
- Omees
- Omega
- Omens
- Omers
- Omiai
- Omics
- Omits
- Omlah
- Ommel
- Ommin
- Omnes
- Omovs
- Omrah
- Omuls
5 Letter Words Starting with On
- Oncer
- Onces
- Oncet
- Oncus
- Ondes
- Ondol
- Onega
- Onego
- Onely
- Oners
- Onery
- Onest
- Ongee
- Ongon
- Onice
- Onion
- Onium
- Onkus
- Onlap
- Onlay
- Onmun
- Onned
- Onsen
- Onset
- Ontal
- Ontic
- Ontos
- Onyon
5 Letter Words Starting with Oo
- Ooaas
- Oobit
- Oohed
- Ooids
- Oojah
- Oomph
- Oonts
- Oopak
- Ooped
- Oopsy
- Oorie
- Oorya
- Ooses
- Ootid
- Ooyah
- Oozed
- Oozes
- Oozie
- Oozle
5 Letter Words Starting with Op
- Opahs
- Opake
- Opals
- Opens
- Opepe
- Opera
- Opers
- Opery
- Opgaf
- Ophir
- Opihi
- Opine
- Oping
- Opium
- Opole
- Oppos
- Oprah
- Opsat
- Opsin
- Opsit
- Opted
- Opter
- Optic
- Opzit
5 Letter Words Starting with Or
- Orach
- Oracy
- Orals
- Orang
- Orans
- Orant
- Orate
- Orbat
- Orbed
- Orbic
- Orbit
- Orcas
- Orcin
- Orcus
- Order
- Ordie
- Ordos
- Ordre
- Oread
- Oreos
- Orfed
- Orfes
- Orful
- Organ
- Orgel
- Orgia
- Orgic
- Orgue
- Orgul
- Oribi
- Oriel
- Origo
- Orins
- Orion
- Orixa
- Oriya
- Orles
- Orlon
- Orlop
- Ormer
- Ornee
- Ornis
- Oromo
- Orped
- Orpin
- Orris
- Ortet
- Ortho
- Orval
- Oryol
- Oryza
- Orzos
5 Letter Words Starting with Os
- Osage
- Osaka
- Osars
- Oscan
- Oscar
- Osete
- Osetr
- Oseys
- Oshac
- Osier
- Oskin
- Oslin
- Osmic
- Osmol
- Osone
- Osseo
- Osset
- Ossia
- Ostia
- Ostic
- Ostro
5 Letter Words Starting with Ot
- Otago
- Otaku
- Otary
- Other
- Othyl
- Otium
- Otomi
- Ottar
- Otter
- Ottos
5 Letter Words Starting with Ou
- Oubit
- Ouche
- Oucht
- Oueds
- Ouens
- Ought
- Ouija
- Oukie
- Oulks
- Oumas
- Ounce
- Oundy
- Oupas
- Ouped
- Ouphe
- Ouphs
- Ourey
- Ourie
- Oused
- Ousel
- Ousia
- Ousts
- Outby
- Outdo
- Outed
- Outen
- Outer
- Outgo
- Outie
- Outre
- Outro
- Outta
- Ouzel
- Ouzos
5 Letter Words Starting with Ov
- Ovals
- Ovary
- Ovate
- Ovels
- Ovens
- Overo
- Overs
- Overt
- Ovine
- Ovism
- Ovist
- Ovoid
- Ovoli
- Ovolo
- Ovule
5 Letter Words Starting with Ow
- Oware
- Owari
- Owche
- Owego
- Owens
- Owers
- Owest
- Owies
- Owing
- Owled
- Owler
- Owlet
- Owned
- Owner
- Ownio
- Owres
- Owrie
- Owsen
5 Letter Words Starting with Ox
- Oxbow
- Oxeas
- Oxers
- Oxeye
- Oxfam
- Oxhey
- Oxide
- Oxids
- Oxies
- Oxime
- Oxims
- Oxine
- Oxley
- Oxlip
- Oxman
- Oxmen
- Oxter
5 Letter Words Starting with Oy, Oz
- Oyama
- Oyens
- Oyers
- Ozalj
- Ozark
- Ozeki
- Ozena
- Ozian
- Ozier
- Ozite
- Ozona
- Ozone
- Ozzie
5 Letter Words Starting with O with their Meanings
- Oaken: made from oak wood
- Oakum: a fiber typically used in caulking ships
- Oasis: a supply of water in the midst of the desert
- Oaves: plural of oaf
- Obeah: sorcery practiced in the Caribbean
- Obese: an overweight person
- Occur: to happen, arise, or take place
- Ocean: a large body of water
- Ochre: an earthy pigment
- Octal: a numerical system that has the number 8 as a base
- Oddly: strange or different from what is expected
- Odist: one who writes odes
- Odors: a distinctive smell
- Odyle: a fatal drug overdose
- Ofay: an offensive term that means “white person”
- Offal: decomposing flesh of an animal
- Offer: an expression of readiness to do something for someone
- Often: frequently
- Ogham: an ancient British and Irish alphabet
- Ogres: man-eating giants or trolls
- Ohana: The Hawaiian term for family
- Okapi: a large animal of the giraffe family common in the rainforests of Congo
- Olden: it refers to former times
- Oleic: a fatty acid common in animal and vegetable fats or oils
- Oleum: a dense and corrosive liquid
- Olio: spicy meat and vegetable stew
- Ollie: a skateboarding trick
- Olive: a small fruit popularly used as a source of oil
- Omega: last letter of the Greek alphabet
- Omits: to exclude or leave out
- Onion: a vegetable bulb used in cooking
- Onlay: an overlay
- Onsen: The Japanese term for hot spring resort
- Onset: the beginning of something
- Oohed: past tense for ooh
- Oomph: someone exciting or energetic
- Oozes: a slowly trickling fluid
- Opals: plural for opal
- Opera: a staged play set to music
- Opium: a highly addictive substance
- Optic: refers to the eye or vision
- Orbit: an elliptical path of a celestial object
- Orcas: plural for orca
- Order: the particular arrangement of people or things
- Organ: a collection of tissues performing a vital function
- Orion: a prominent constellation
- Orris: the rootstock of an iris flower
- Oscan: an Indo-European language once used in southern Italy
- Osier: a type of willow tree
- Other: a distinct or different person or thing
- Otter: a mammal of the weasel family
- Ought: a verb used to indicate correctness or duty
- Ouija: a spirit board
- Ouphe: archaic term for goblin or elf
- Ounce: unit for measuring weight
- Ousel: a blackbird from the genus Turdidae
- Ousts: to expel a person from a position or place
- Outdo: to surpass
- Outer: outside or external
- Ovary: a female reproductive organ
- Overt: openly shown or done
- Ovule: a tiny ovum
- Owing: unpaid or unsettled
- Owner: a possessor of something
- Oxeye: plant of the daisy family
- Oxide: a chemical compound
- Ozone: a highly reactive gas
- Ozzie: an Australian
5 Letter Words Starting with O | Images
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