1. (of an arrow) not equipped with feathers
   - unfledged, fledgeless

See also: featherless, unfeathered

• riverbed
• riverfront
• riverine
• riverside
• rivet
• rivet line
• riveter
• riveting
• riveting machine
• rivetter
• Riviera
• Rivina
• Rivina humilis
• rivulet
• rivulus
• Riyadh
• riyal
• riyal-omani
• rms
• Rn
• RNA
• RNA polymerase
• RNase
• RNIB
• RNLI