1. Not tempting
   - uninviting 
2. Not appealing to the senses
   "untempting food"
   - unattractive

See also: uninviting, unseductive

• ruck up
• ruckle
• rucksack
• ruckus
• ruction
• rudaceous rock
• rudapithecus
• Rudbeckia
• Rudbeckia hirta
• Rudbeckia laciniata
• Rudbeckia laciniata hortensia
• Rudbeckia serotina
• rudd
• rudder
• rudder blade
• rudder-like
• rudderfish
• rudderless
• rudderpost
• rudderstock
• ruddily
• ruddiness
• ruddle
• ruddles
• ruddy