Countable Nouns Starting with OCTA and Containing O

This list gathers 21 English countable nouns starting with OCTA and containing O, such as Octave, Octagon, Octane, Octavo, Octahedron, Octant and Octanol. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with OCTAC
1 words
octachord
Starts with OCTAD
1 words
octad
Starts with OCTAG
1 words
octagon
Starts with OCTAH
2 words
octahedron
octahedrite
Starts with OCTAK
1 words
octakishexahedron
Starts with OCTAM
1 words
octameter
Starts with OCTAN5 words
octane
octant
octanol
octangle
octandrian
Starts with OCTAP3 words
octapeptide
octapla
octapody
Starts with OCTAR
1 words
octarchy
Starts with OCTAS3 words
octastyle
octastich
octastichon
Starts with OCTAV
2 words
octave
octavo

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