Ka-ending dialect form of おおい (ōi, “numerous”)

large hole / great loss / (horse racing) dark horse; or the money gained from successfully betting on a dark horse

the field, profession, and study of law. The rule of law / a statute / an act of a legislature

(law) a juristic act.

news that follows another, a follow-up

issue a follow-up report

a hummingbird hawk-moth

(archaic) second-person personal pronoun: you

evil, wickedness

(mathematics) divided by