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Top 120 English words that start with the letter O for Beginner level - Page 2

None Noun Pronoun Verb Adjective Adverb Preposition Conjunction Interjection
None Beginner Elementary Intermediate Upper Intermediate Advanced Proficient
Most used Less used Most difficult Less difficult
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
orbitals
oxymoronic
ohm
overdubbing
obstructionist
octet
outvoted
overstride
outscored
outstayed
oncology
oud
omnivorously
overmatched
ocker
overtrained
obsessing
obe
ops
optants
orthographic
overcook
ophthalmology
outspend
overfill
outlast
orthodontia
ology
opossum
ofay
oon
offs
opus
overconfidence
osmosis
oiler
overstuffing
oxo
orthodontist
overconfident
olde
oculus
overexposure
outfielder
offers
onrushing
obstetrics
oda
ohmmeter
ocarina
outsell
oarfish
overselling
outed
outstands
overconsumption
olestra
overthink
osmolarity
oe
obliquity
orogeny
oxidizer
osteogenesis
obeisant
overed
outcall
ould
operand
osteocyte
overwatch
ower
oke
osmotic
overextending
overhand
overstayed
ordos
oxygenator
oka
oxalic
oxalate
orbicularis
outtake
otitis
outsights
obstetrician
outflow
overcompensate
ouija
overzealous
outcropping
oppo
overreaching
oaken
overeager
outro
ora
opprobrium
overcomplicated
outthink
oof
oxtail
operant
overindulging
olid
octopi
obstruent
oot
offcuts
overweeningly
oca
omer
oceanarium
offshored
ontogeny
oes
oviparous
ormer
outpour
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Top 120 English words that start with the letter O for Beginner level - Page 2