Countable Nouns Starting with O and Containing AP

Explore 31 verified English countable nouns starting with O and containing AP, including Overlap, Orthography, Overcapacity, Oceanographer, Okapi, Oilpaper and Overwrap. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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Starts with OC4 words
oceanographer
octapeptide
octapla
octapody
Starts with OD3 words
odontograph
odograph
odontography
Starts with OI
1 words
oilpaper
Starts with OK
1 words
okapi
Starts with OL
2 words
oleography
oleograph
Starts with ON
1 words
ondograph
Starts with OP
2 words
opisthograph
opisthography
Starts with OR7 words
orthography
orthograph
orthographer
orthographist
ornithobiography
orographer
organographist
Starts with OS
2 words
oscillograph
osteography
Starts with OV8 words
overlap
overcapacity
overwrap
oviraptor
overapplication
overcapitalization
overappreciation
overapprehension

•Browse Countable Nouns by Letter (A to Z)

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