1. Lacking pathways
   "roadless areas"
   - pathless, trackless, untracked, untrod, untrodden

See also: inaccessible, unaccessible

• occidentalise
• occidentalism
• occidentalize
• occipital
• occipital bone
• occipital cortex
• occipital gyrus
• occipital lobe
• occipital protuberance
• occipital vein
• occipitomastoid suture
• occiput
• Occitan
• occlude
• occluded
• occluded front
• occlusion
• occlusive
• occult
• occult arts
• occultation
• occultism
• occultist
• occupancy
• occupancy rate