13 Letter Adverbs Starting with O

This list gathers 34 English 13 letter adverbs that start with O, such as Operationally, Outstandingly, Ontologically, Overzealously, Objectionably, Overbearingly and Obstructively. Use the sorting controls below to organize entries by length, or consult our verb grammar guide to study adverb placement and -ly formation rules.

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Starts with OB7 words
objectionably
obstructively
obsessionally
obstetrically
obstructingly
objectionally
obsolescently
Starts with OD
1 words
odoriferously
Starts with OM
1 words
omnifariously
Starts with ON3 words
ontologically
ontogenically
onomastically
Starts with OP5 words
operationally
openheartedly
opinionatedly
opprobriously
openmouthedly
Starts with OR3 words
orgiastically
originatively
orthoepically
Starts with OT
1 words
otoscopically
Starts with OU
1 words
outstandingly
Starts with OV12 words
overzealously
overbearingly
overexcitedly
overarchingly
overflowingly
overcarefully
overseriously
overanxiously
overweeningly
overearnestly
overintensely
overviolently

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