Related Clues:

• Type of oil
• Like some oil
• Like Don Rickles' persona
• Lacking refinement
• Unmannerly
• 'The nerve!'
• Impolite
• Raw
• Like starers
• In need of polishing
• Inconsiderate
• Like a churl
• Deserving a slap, maybe
• Hardly chivalrous
• Obnoxious