XETY_o
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Online Etymology Dictionary
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O.D.
O.D.
o
O
o
O
O'
O'
oaf
oaf
oak
oak
oakum
oakum
oar
oar
oasis
oasis
oat
oat
oath
oath
oatmeal
oatmeal
ob-
ob-
Obadiah
Obadiah
obbligato
obbligato
obdurate
obdurate
obeah
obeah
obedient
obedient
obeisance
obeisance
obelisk
obelisk
Oberon
Oberon
obesity
obesity
obey
obey
obfuscate
obfuscate
Obie
Obie
obit
obit
obiter
obiter
obituary
obituary
object
object
objection
objection
objet
objet
oblate
oblate
oblation
oblation
obligation
obligation
oblige
oblige
oblique
oblique
obliterate
obliterate
oblivion
oblivion
oblong
oblong
obloquy
obloquy
obnoxious
obnoxious
oboe
oboe
obol
obol
obscene
obscene
obscure
obscure
obsequious
obsequious
observance
observance
observation
observation
observatory
observatory
observe
observe
obsess
obsess
obsidian
obsidian
obsolescent
obsolescent
obsolete
obsolete
obstacle
obstacle
obstetrics
obstetrics
obstinate
obstinate
obstreperous
obstreperous
obstruction
obstruction
obtain
obtain
obtrude
obtrude
obtuse
obtuse
obverse
obverse
obviate
obviate
obvious
obvious
ocarina
ocarina
occasion
occasion
occident
occident
occipital
occipital
Occitian
Occitian
occlude
occlude
occult
occult
occupant
occupant
occupation
occupation
occupy
occupy
ocean
ocean
ocelot
ocelot
ochlocracy
ochlocracy
ochre
ochre
o'clock
o'clock
octa-
octa-
octagon
octagon
octane
octane
octant
octant
octave
octave
Octavia
Octavia
octavo
octavo
October
October
octogenarian
octogenarian
octopus
octopus
octoroon
octoroon
ocular
ocular
odalisque
odalisque
odd
odd
oddity
oddity
oddments
oddments
odds
odds
ode
ode
odeum
odeum
Odin
Odin
odious
odious
odium
odium
odometer
odometer
odor
odor
odoriferous
odoriferous
Oedipal
Oedipal
oestrus
oestrus
oeuvre
oeuvre
of
of
ofay
ofay
off
off
offal
offal
off-base
off-base
off-beat
off-beat
off-Broadway
off-Broadway
off-color
off-color
offend
offend
offense
offense
offensive
offensive
offer
offer
offertory
offertory
off-hand
off-hand
office
office
officer
officer
official
official
officiate
officiate
officinal
officinal
officious
officious
offing
offing
off-key
off-key
off-limits
off-limits
off-line
off-line
off-load
off-load
off-peak
off-peak
off-putting
off-putting
off-season
off-season
offset
offset
offshoot
offshoot
offside
offside
offspring
offspring
off-white
off-white
oft
oft
often
often
ogham
ogham
ogle
ogle
ogre
ogre
Ogygian
Ogygian
oh
oh
Ohio
Ohio
ohm
ohm
-oholic
-oholic
oi
oi
-oid
-oid
oil
oil
oilcloth
oilcloth
oink
oink
ointment
ointment
Ojibwa
Ojibwa
okapi
okapi
Okinawa
Okinawa
Oklahoma
Oklahoma
okra
okra
-ola
-ola
Olaf
Olaf
Olbers' paradox
Olbers' paradox
old hat
old hat
Old World
Old World
old
old
old-fashioned
old-fashioned
old-school
old-school
ole
ole
oleaginous
oleaginous
oleander
oleander
olfactory
olfactory
Olga
Olga
oligarchy
oligarchy
Oligocene
Oligocene
olive
olive
Oliver
Oliver
Olivetti
Olivetti
Olivia
Olivia
Olmec
Olmec
olympiad
olympiad
Olympian
Olympian
Olympic
Olympic
Omaha
Omaha
omega
omega
omelet
omelet
omen
omen
ominous
ominous
omission
omission
omit
omit
omni-
omni-
omnibus
omnibus
omnifarious
omnifarious
omnipotent
omnipotent
omnipresence
omnipresence
omniscience
omniscience
omnium gatherum
omnium gatherum
omnivorous
omnivorous
omophagous
omophagous
omphalos
omphalos
on
on
onager
onager
onanism
onanism
once
once
oncology
oncology
one
one
one-horse
one-horse
Oneida
Oneida
oneirocritic
oneirocritic
one-liner
one-liner
onerous
onerous
oneself
oneself
one-shot
one-shot
one-sided
one-sided
one-upsmanship
one-upsmanship
one-way
one-way
on-going
on-going
onion
onion
online
online
on-looker
on-looker
only
only
onnagata
onnagata
onomastic
onomastic
onomatopoeia
onomatopoeia
Onondaga
Onondaga
onset
onset
onslaught
onslaught
Ontario
Ontario
onto
onto
ontogeny
ontogeny
ontology
ontology
onus
onus
onward
onward
onyx
onyx
oodles
oodles
ooh
ooh
oolite
oolite
oolong
oolong
oom-pah
oom-pah
oomph
oomph
oops
oops
Oort
Oort
ooze
ooze
op. cit.
op. cit.
opacity
opacity
opal
opal
opaque
opaque
ope
ope
OPEC
OPEC
op-ed
op-ed
open
open
opening
opening
opera
opera
operable
operable
operant
operant
operate
operate
operation
operation
operative
operative
ophidian
ophidian
Ophir
Ophir
Ophiuchus
Ophiuchus
ophthalmologist
ophthalmologist
opiate
opiate
opine
opine
opinion
opinion
opium
opium
opossum
opossum
opponent
opponent
opportune
opportune
opportunity
opportunity
oppose
oppose
opposite
opposite
opposition
opposition
oppress
oppress
opprobrious
opprobrious
opry
opry
opsimathy
opsimathy
opt
opt
optative
optative
optic
optic
optimal
optimal
optimize
optimize
optimum
optimum
option
option
optometry
optometry
opulence
opulence
opus
opus
or
or
-or
-or
oracle
oracle
oral
oral
orange
orange
Orangemen
Orangemen
orangutan
orangutan
orate
orate
oration
oration
orator
orator
oratorio
oratorio
oratory
oratory
orb
orb
orbit
orbit
orc
orc
orca
orca
orchard
orchard
orchestra
orchestra
orchid
orchid
ordain
ordain
ordeal
ordeal
order
order
orderly
orderly
ordinal
ordinal
ordinance
ordinance
ordinary
ordinary
ordination
ordination
ordnance
ordnance
Ordovician
Ordovician
ordure
ordure
ore rotundo
ore rotundo
ore
ore
oread
oread
oregano
oregano
Oregon
Oregon
Oreo
Oreo
Orestes
Orestes
organ
organ
organic
organic
organism
organism
organize
organize
orgasm
orgasm
orgiastic
orgiastic
orgy
orgy
oriel
oriel
Orient
orient
Orient
orient
orifice
orifice
oriflamme
oriflamme
origami
origami
original
original
originate
originate
oriole
oriole
Orion
Orion
orison
orison
Orkney
Orkney
Orlando
Orlando
Orlon
Orlon
ormolu
ormolu
ornament
ornament
ornate
ornate
ornery
ornery
ornitho-
ornitho-
ornithologist
ornithologist
ornithopter
ornithopter
orotund
orotund
orphan
orphan
Orphic
Orphic
orrery
orrery
Orson
Orson
ort
ort
ortho-
ortho-
orthodontics
orthodontics
orthodox
orthodox
orthography
orthography
orthopedic
orthopedic
oryx
oryx
Osage
Osage
Oscan
Oscan
Oscar
Oscar
oscitant
oscitant
osculate
osculate
osier
osier
-osis
-osis
Osmanli
Osmanli
osmium
osmium
Osmond
Osmond
osmosis
osmosis
osseous
osseous
Ossianic
Ossianic
ossification
ossification
ossify
ossify
ossuary
ossuary
ostensible
ostensible
ostentation
ostentation
osteopathy
osteopathy
ostler
ostler
ostomy
ostomy
ostracism
ostracism
ostrich
ostrich
Ostrogoth
Ostrogoth
Oswald
Oswald
other
other
otherwise
otherwise
otiose
otiose
ottava rima
ottava rima
otter
otter
Ottoman
Ottoman
oubliette
oubliette
ouch
ouch
oud
oud
ought
ought
Ouija
Ouija
ounce
ounce
our
our
-our
-our
oust
oust
out
out
outage
outage
outback
outback
outboard
outboard
outbreak
outbreak
out-building
out-building
outburst
outburst
outcast
outcast
outclass
outclass
outcome
outcome
outcrop
outcrop
outcry
outcry
outdated
outdated
outdoor
outdoor
outer
outer
outfield
outfield
outfit
outfit
outfox
outfox
outgoing
outgoing
outgrow
outgrow
outhouse
outhouse
outing
outing
outlandish
outlandish
outlast
outlast
outlaw
outlaw
outlay
outlay
outlet
outlet
outline
outline
outlive
outlive
outlook
outlook
outlying
outlying
outmoded
outmoded
outnumber
outnumber
outpatient
outpatient
outperform
outperform
outpost
outpost
outpouring
outpouring
output
output
outrage
outrage
outre
outre
outreach
outreach
outrigger
outrigger
outright
outright
outset
outset
outshine
outshine
outside
outside
outskirt
outskirt
outsmart
outsmart
outsource
outsource
outspoken
outspoken
outstanding
outstanding
outstretch
outstretch
outstrip
outstrip
out-take
out-take
outward
outward
outwit
outwit
ouzel
ouzel
ouzo
ouzo
Ovaltine
Ovaltine
ovary
ovary
ovate
ovate
ovation
ovation
oven
oven
over
over
over-achiever
over-achiever
overact
overact
overage
overage
overall
overall
overanxious
overanxious
overawe
overawe
overbear
overbear
overbite
overbite
overblown
overblown
overboard
overboard
overbook
overbook
overburden
overburden
overcast
overcast
overcharge
overcharge
overcoat
overcoat
overcome
overcome
overcompensation
overcompensation
overconfident
overconfident
overcrowd
overcrowd
overdo
overdo
overdose
overdose
overdraw
overdraw
overdrive
overdrive
overdue
overdue
overeat
overeat
over-expose
over-expose
over-extend
over-extend
overflow
overflow
overgrazed
overgrazed
overground
overground
overgrown
overgrown
overhand
overhand
overhang
overhang
overhaul
overhaul
overhead
overhead
overhear
overhear
overheat
overheat
overindulgence
overindulgence
overjoy
overjoy
overkill
overkill
overlap
overlap
overlay
overlay
overload
overload
overlook
overlook
overmuch
overmuch
overnight
overnight
overpass
overpass
overplay
overplay
overpopulate
overpopulate
overpower
overpower
overprice
overprice
overproduction
overproduction
overprotection
overprotection
overrate
overrate
overreach
overreach
over-react
over-react
override
override
overrule
overrule
overseas
overseas
oversee
oversee
over-sexed
over-sexed
overshadow
overshadow
overshoot
overshoot
overspend
overspend
overstep
overstep
overstock
overstock
overstuffed
overstuffed
overt
overt
overtake
overtake
overthrow
overthrow
overtime
overtime
overtone
overtone
overture
overture
overturn
overturn
overview
overview
overweening
overweening
overweight
overweight
overwhelm
overwhelm
overwork
overwork
overwrite
overwrite
overwrought
overwrought
overzealous
overzealous
oviparous
oviparous
ovulation
ovulation
ovule
ovule
ovum
ovum
owe
owe
Owen/Ewen
Owen/Ewen
owl
owl
own
own
ox
ox
Oxford
Oxford
oxide
oxide
Oxonian
Oxonian
oxymoron
oxymoron
oyer
oyer
oyez
oyez
oyster
oyster
ozone
ozone