1. Lacking pathways
   - roadless, trackless, untracked, untrod, untrodden

See also: inaccessible, unaccessible

• Richard Rodgers
• Richard Roe
• Richard Smalley
• Richard Starkey
• Richard Strauss
• Richard the Lion-Hearted
• Richard the Lionheart
• Richard Trevithick
• Richard Upjohn
• Richard von Krafft-Ebing
• Richard Wagner
• Richard Wright
• Richards
• Richardson
• Richardson ground squirrel
• Richardson vole
• Richardson's geranium
• Richea
• Richea dracophylla
• Richea pandanifolia
• Richelieu
• riches
• Richler
• richly
• Richmond