一劃[ikkaku] one plot (of land)
劃する[kakusuru] to draw (a line)
劃期[kakki] ground-breaking
劃策[kakusaku] plan
劃数[kakusuu] stroke count

劃然[kakuzen] distinct
劃時代的[kakujidaiteki] epoch-making
企劃[kikaku] planning
劃一[kakuitsu] uniformity

一区[ikku] district
街区[gaiku] block (of land)
学区[gakku] school district
管区[kanku] jurisdiction
共産地区[kyousanchiku] communist area

教区[kyouku] parish
区域[kuiki] limits
区会[kukai] ward assembly
区会議員[kukaigiin] ward assemblyman