-kí- interfix
Definitions
  1. adds the meaning "any" to a noun when inserted into the reduplicated form (sometimes used pejoratively to mean "bad") morpheme
    ọmọ (“child”) → ọmọkọ́mọ (“any child, bad child”)
    fìlà (“hat”) → fìlàkífìlà (“any hat”)
    ẹni (“one, person”) → ẹnikẹ́ni (“anyone”)
    ewé (“leaf”) → ewékéwé (“any leaf; bad leaf”)
Etymology
Compare with Arigidi -kí-, Ede Idaca -kú-
Source: Wiktionary, where this word is spelled “-ki-”. Reference: en--ki--yo-interfix-WeCiBx0W