Adjectives Starting with OCT and Containing I

This list gathers 21 English adjectives starting with OCT and containing I, such as Octogenarian, Octillion, Octennial, Octosyllabic, Octopoid, Octoploid and Octodecimo. Use the sorting controls below to organize entries by length, or consult our adjective grammar guide to check adjective order and comparative rules.

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Starts with OCTA6 words
octadic
octapodic
octanedioic
octastichous
octandrian
octastrophic
Starts with OCTE1 words
octennial
Starts with OCTI4 words
octillion
octillionth
octingentenary
octingenary
Starts with OCTO9 words
octogenarian
octosyllabic
octopoid
octoploid
octodecimo
octodecillion
octostichous
octonarian
octofid
Starts with OCTU1 words
octuplicate

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