1. Covered with brambles and ferns and other undergrowth
   - brambly 
2. Abounding with bracken
   "the woods and braky glens"

See also: brake, ferned, ferny, wooded

• unrestrainedly
• unrestraint
• unrestricted
• unrestrictive
• unretentive
• unretrievable
• unrevealed
• unrevealing
• unreverberant
• unrevised
• unrevived
• unrewarded
• unrewarding
• unrhetorical
• unrhymed
• unrhythmic
• unrhythmical
• unrifled
• unrig
• unrigged
• unrighteous
• unrighteously
• unrighteousness
• unrimed
• unrip