luko verb /lū.kō/ spelling unconfirmed
Definitions
  1. to be primitive, to be dim-witted derogatoryoffensivesometimes
    Possibly used in
    olukoprimitive person; unsophisticated person
    Others in the same set
    lajú
Source: Wiktionary, where this word is spelled “luko”. Reference: en-luko-yo-verb-xX1j2DfG