Uncountable Nouns That Start with OB

Browse 95 English uncountable nouns starting with the prefix OB, including Observation, Obligation, Objection, Obsession, Obedience, Obesity and Objectivity. Sort these mass nouns and non-count terms for substances and concepts by letter count for quantifier accuracy, academic writing, and ESL study, or consult our noun grammar guide.

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Starts with OB
1 words
ob
Starts with OBD4 words
obduracy
obdurateness
obduction
obduration
Starts with OBE8 words
obedience
obesity
obeisance
obeah
obeseness
obeche
obelism
obeahism
Starts with OBF
1 words
obfuscation
Starts with OBI
2 words
obi
obiism
Starts with OBJ12 words
objection
objectivity
objectification
objectivism
objectiveness
objectionability
objectionableness
objectivation
objectivization
objurgation
objectlessness
objuration
Starts with OBL14 words
obligation
oblivion
obliteration
obliviousness
oblation
obloquy
obligingness
obliqueness
obliquity
obligatoriness
oblateness
obliquation
obligement
obliviscence
Starts with OBM
1 words
obmutescence
Starts with OBN
2 words
obnoxiousness
obnubilation
Starts with OBS24 words
observation
obsession
obstruction
obscurity
observance
obscenity
obsidian
obstetrics
obsolescence
obstinacy
observability
obstructionism
obscuration
obsessiveness
obscureness
obscurantism
obsequiousness
obstinateness
obsoleteness
obsceneness
obstructiveness
obscurement
obstipation
observableness
Starts with OBT10 words
obtainment
obtuseness
obtrusion
obtainability
obtrusiveness
obtusity
obturation
obtention
obtestation
obtundity
Starts with OBU
1 words
obumbration
Starts with OBV5 words
obviousness
obviation
obversion
obvention
obvolution

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