Nouns

(n)turf, sod, sward, greenswardsurface layer of ground containing a mat of grass and grass roots
(n)turfthe territory claimed by a juvenile gang as its own
(n)turfrange of jurisdiction or influence“a bureaucracy … chiefly concerned with turf … and protecting the retirement system”

Verbs

(v)turfcover (the ground) with a surface layer of grass or grass roots