Synonyms for Sly

Synonyms starting with letter R

• roguish

  mischievous, clever
• rascally

  mischievous
• resourceful
• reticent
• roundabout
• 

  rogue
• risky

  tricky
• restricted
• restrained
• ruthless
• recreant
• rascal
• retiary
• rational
• ribald
• rude
• racy
• raw
• rough
• raunchy
• ready
• reprobate
• ratiocinative
• rapacious
• reptilian
• rotter
• rounders
• rake
• rat
• rounder
• recondite
• retired
• raffish
• riling