Words That Start With OP
There are over 526 words that begin with OP in English. From 2-letter words to 15-letter entries, find OP-words grouped and sortable by length below, all valid in Scrabble, Wordle, and Words With Friends. You can also see five letter words starting with OP.
2-Letter Words Starting With OP
Short high-frequency OP-words:op
3-Letter Words Starting With OP
Short high-frequency OP-words:opa
ope
ops
opt
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4-Letter Words Starting With OP
Common 4-letter OP-words:open
opah
opal
opas
oped
opes
oppo
opts
opus
5-Letter Words Starting With OP
Common 5-letter OP-words:opera
opens
opium
opahs
opals
opepe
opine
oping
oppos
opsin
opted
opter
optic
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6-Letter Words Starting With OP
Common 6-letter OP-words:opened
option
openly
operas
oppose
opener
opepes
opiate
opined
opines
opioid
opsins
optant
opters
optics
optima
optime
opting
opulus
opuses
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7-Letter Words Starting With OP
Common 7-letter OP-words:opening
opposed
operate
opinion
optical
options
optimal
opacify
opacity
opaline
opcodes
ophites
ophitic
ophiura
opiated
opioids
oppidan
opposes
opsonic
optimes
8-Letter Words Starting With OP
Common 8-letter OP-words:opposite
operated
operator
operates
opponent
opposing
opinions
optional
opalised
opencast
operable
opercule
operetta
ophiuran
opopanax
optimize
optioned
optionee
optronic
opuluses
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9-Letter Words Starting With OP
Common 9-letter OP-words:operating
operation
opponents
operators
opacified
operantly
operatics
operatize
operceles
opercules
operculum
opposably
oppugnant
optically
optimally
optionals
optometer
optometry
opulently
opuscular
10-Letter Words Starting With OP
Common 10-letter OP-words:operations
opposition
opacifiers
opalescing
opennesses
operculums
ophiolites
opinicuses
opobalsams
opodeldocs
oppugnancy
opsiometer
opsonifies
opsonizing
optimalise
optimising
optimizers
optometers
optometric
optophones
11-Letter Words Starting With OP
Common 11-letter OP-words:opportunity
operational
opalescence
opeidoscope
openhearted
operability
operatising
operatively
operculated
opinionated
opinionists
oppignerate
opportunism
opportunist
opsimathies
opsomaniacs
optimalised
optimalizes
optionality
optometries
12-Letter Words Starting With OP
Common 12-letter OP-words:optimization
opalescently
opeidoscopes
openhandedly
operationism
ophidiariums
ophiolatries
ophiological
ophiomorphic
ophiophagous
opisthodomos
opisthotonic
oppignorated
opportunists
opposability
oppugnancies
opsonisation
optimalizing
optimisation
optometrical
13-Letter Words Starting With OP
Common 13-letter OP-words:opportunities
openabilities
openheartedly
operabilities
operationisms
operationists
operativeness
ophthalmology
opisthobranch
opisthographs
opisthography
oppignorating
oppignoration
opportuneness
oppositionism
oppositionist
opprobriously
opsonizations
optimizations
optionalities
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14-Letter Words Starting With OP
Common 14-letter OP-words:operationalism
operationalist
ophthalmometer
ophthalmometry
ophthalmoscope
ophthalmoscopy
opinionatively
opisthocoelian
opisthocoelous
opisthoglossal
opisthographic
opisthotonoses
oppignerations
oppignorations
oppositionisms
oppositionless
oppressiveness
opsonification
optimalisation
optimalization
15-Letter Words Starting With OP
Common 15-letter OP-words:openheartedness
openmouthedness
operationalisms
operationalists
operativenesses
ophthalmologies
ophthalmologist
ophthalmophobia
ophthalmoplegia
ophthalmoscopes
ophthalmoscopic
opisthognathism
opisthognathous
opisthographies
opportunenesses
opprobriousness
opsonifications
optimalisations
optimalizations
optoelectronics
526 Common Words Starting with OP
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What is the highest scoring word in
Scrabble that starts with OP?
The highest scoring word in Scrabble that starts with OP is ophthalmophobia with a total of 32 points.
Words that begin with OP are commonly used for word games like Scrabble and Words with Friends. This list will help you to find the top scoring words to beat the opponent. You can also find a list of all words that end in OP and words with OP. Try our five letter words starting with OP page if you’re playing Wordle-like games or use the New York Times Wordle Solver for finding the NYT Wordle daily answer.
FAQ Words That Start With OP
How many words starting with OP are in the English dictionary?
There are 526 words in the English dictionary that start with OP, and most of them are 9 letters long (83 words of that length).
What's the longest word starting with OP?
The longest word starting with OP is "opprobriousness" at 15 letters long. If you're looking for a more everyday word, "opportunities" is the longest common word starting with OP.
Are there any rare words starting with OP worth more in Scrabble?
Yes. Uncommon words like "optimalization", "optimization", "opsonization", "optimalize" start with OP and can score big thanks to their unusual letters. "optimalization" is worth 27 points in Scrabble before any bonus tiles.
What are the most common words starting with OP?
Most words starting with OP are 9 letters long, including everyday words like "operating", "operation", "opponents", "operators", "opacified".
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