What are some 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.
Table of Contents
5 Letter Words Starting with O
What Are 5 Letter Words?
Words that contain 5 letters are called “5 Letter Words.”
List of 5 Letter Words Starting with O
Here are 5 letter words starting with O.
- Oaken
- Oakum
- Oasis
- Oaves
- Obeah
- Obese
- Occur
- Ocean
- Ochre
- Octal
- Oddly
- Odist
- Odors
- Odyle
- Offal
- Offer
- Often
- Ogham
- Ogres
- Ohana
- Okapi
- Olden
- Oleic
- Oleum
- Ollie
- Olive
- Omega
- Omits
- Onion
- Onlay
- Onsen
- Onset
- Oohed
- Oomph
- Oozes
- Opals
- Opera
- Opium
- Optic
- Orbit
- Orcas
- Order
- Organ
- Orion
- Orris
- Oscan
- Osier
- Other
- Otter
- Ought
- Ouija
- Ouphe
- Ounce
- Ousel
- Ousts
- Outdo
- Outer
- Ovary
- Overt
- Ovule
- Owing
- Owner
- Oxeye
- Oxide
- Ozzie
- Ozone
- Oakes
- Oared
- Oaten
- Oaths
- Obang
- Obeli
- Obied
- Obiit
- Obole
- Obols
- Ocher
- Ocker
- Octas
- Octet
- Octyl
- Odahs
- Odder
- Odeon
- Odeum
- Oaked
- Oaker
- Oases
- Oasts
- Oater
- Obama
- Obert
- Obeys
- Obias
- Obies
- Obits
- Oboes
- Oboli
- Occam
- Oches
- Ochry
- Ocrea
- Octad
- Octan
- Octel
- Oculi
- Odals
- Odesa
- Odias
- Odsos
- Oenus
- Offen
- Offie
- Ofgem
- Oflot
- Ogams
- Ogees
- Oggin
- Oghuz
- Ogled
- Ogles
- Ogoni
- Ohias
- Ohone
- Oidia
- Oiler
- Oints
- Okays
- Okies
- Odism
- Odium
- Odour
- Odyls
- Ofays
- Offed
- Offre
- Oflag
- Ofter
- Ogden
- Ogema
- Ogive
- Ogler
- Ogmic
- Ohiah
- Ohing
- Ohmic
- Ohrid
- Oiled
- Oinks
- Ojime
- Okara
- Okehs
- Okina
- Okras
- Oktas
- Older
- Olein
- Oleos
- Oligo
- Oliva
- Ollas
- Oller
- Olmec
- Ology
- Olpes
- Omagh
- Omake
- Omasa
- Ombre
- Ombus
- Omers
- Omovs
- Oncer
- Oncet
- Onega
- Onely
- Onery
- Ongee
- Onkus
- Okrug
- Oldie
- Olent
- Olios
- Ollav
- Olney
- Olpae
- Omaha
- Omani
- Omber
- Ombud
- Omens
- Omics
- Omlah
- Omrah
- Onces
- Oncus
- Onego
- Oners
- Onest
- Onice
- Onium
- Onned
- Ontos
- Oobit
- Oopak
- Oorie
- Ooses
- Opake
- Opepe
- Opers
- Opine
- Oppos
- Opsin
- Opter
- Orach
- Orals
- Orans
- Orate
- Orbed
- Orcus
- Ordos
- Oread
- Ontic
- Onyon
- Oonts
- Ooped
- Oorya
- Ootid
- Oozed
- Opahs
- Opens
- Ophir
- Oping
- Opole
- Oprah
- Opted
- Oracy
- Orang
- Orant
- Orcin
- Ordre
- Oreos
- Orfed
- Orful
- Orgel
- Orgic
- Orgul
- Oriel
- Oriya
- Orlon
- Ormer
- Oromo
- Orval
- Oryza
- Osage
- Osete
- Oshac
- Osmic
- Osseo
- Osset
- Ostia
- Ostro
- Otaku
- Otomi
- Oubit
- Oucht
- Orfes
- Orgia
- Orgue
- Oribi
- Orins
- Orixa
- Orles
- Orlop
- Ornis
- Orpin
- Ortho
- Oryol
- Orzos
- Osaka
- Oscar
- Osmol
- Ossia
- Ostic
- Otago
- Otary
- Ottar
- Ottos
- Ouche
- Ouens
- Oukie
- Oumas
- Oundy
- Ouped
- Ouphs
- Oused
- Ousia
- Outby
- Outed
- Outie
- Outro
- Ouzel
- Ovals
- Ovate
- Ovens
- Overs
- Ovist
- Ovoli
- Owego
- Owest
- Owled
- Owlet
- Owrie
- Oxers
- Oxfam
- Oulks
- Oupas
- Ourie
- Outen
- Outgo
- Outre
- Outta
- Ouzos
- Ovels
- Overo
- Ovine
- Ovoid
- Ovolo
- Owche
- Owens
- Owler
- Owned
- Owres
- Owsen
- Oxbow
- Oxhey
- Oxime
- Oxley
- Oxter
- Oyers
- Ozark
- Ozian
- Ozite
- Oxids
- Oxims
- Oxlip
- Oyens
- Ozalj
- Ozeki
- Ozier
- Ozona
- Ogeed
- Owies
- Oxies
- Oojah
- Oicks
- Ondes
- Origo
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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