ADJ.
rough
VERB + UNIMPROVED
land
UNIMPROVED + NOUN
opportunities, road
ADV.
sometimes
adj
Not improved.
unimproved land, unimproved road
unimproved opportunities
The trail is unimproved, and sometimes rough, but the 6-mile hike is rewarded by views of the magnificent canyons, the bridges, and ancient Indian ruins.